[{"data":1,"prerenderedAt":677},["ShallowReactive",2],{"content:\u002F2025\u002Fwust-oj-cpp-reference-code":3,"surround:\u002F2025\u002Fwust-oj-cpp-reference-code":671},{"id":4,"title":5,"body":6,"categories":645,"date":647,"description":648,"draft":649,"extension":650,"image":651,"meta":652,"navigation":654,"path":655,"permalink":655,"published":656,"readingTime":657,"recommend":656,"references":656,"seo":662,"sitemap":663,"stem":664,"tags":665,"type":668,"updated":669,"__hash__":670},"content\u002Fposts\u002F2025\u002Fwustoj-cpp参考代码.md","WUST OJ C++ 参考代码",{"type":7,"value":8,"toc":582},"minimark",[9,18,25,30,35,46,50,56,60,66,70,76,80,86,92,96,102,106,112,116,122,126,132,136,142,146,152,156,162,166,168,174,178,184,188,194,198,202,208,212,218,222,228,232,238,242,248,252,258,262,268,272,278,282,288,292,298,302,308,312,318,322,325,331,335,341,345,351,355,361,365,371,375,381,385,391,395,401,405,411,415,419,425,429,435,439,445,449,455,459,465,469,475,479,485,489,495,499,505,509,515,519,525,529,535,539,547,551,557,561,567,572],[10,11,14],"alert",{"title":12,"type":13},"复制说明","info",[15,16,17],"p",{},"2025.6.19 补充：现在开始我有 wustoj 的管理权限啦，下面提到的出现问题的题面都已更改，如果你有新的发现，欢迎评论指错~\n由于 wustoj 属于闭源项目，无法看到他人提交代码，故在此记录ac 代码，以便大家共同交流~希望你不是直接 CV 大法！",[10,19,22],{"title":20,"type":21},"提交前","warning",[15,23,24],{},"不同批次题面可能会调整类名、函数签名或输出格式。提交前最好再对照一次当前题面。",[26,27,29],"h2",{"id":28},"_1类和对象","1.类和对象",[31,32,34],"h3",{"id":33},"c1001-时钟类-clock-的设计","c++1001 时钟类 Clock 的设计",[36,37,43],"pre",{"className":38,"code":40,"language":41,"meta":42},[39],"language-c++","#include\u003Ciostream>\nusing namespace std;\n\n\u002F\u002F你提交的代码在这里\nclass Clock\n{\npublic:\n Clock()\n {\n hour = 8;\n minute = 16;\n second = 24;\n }\n Clock(int h, int m, int s)\n {\n hour = h;\n minute = m;\n second = s;\n }\n int hour, minute, second;\n void Show()\n {\n cout \u003C\u003C hour \u003C\u003C \":\" \u003C\u003C minute \u003C\u003C \":\" \u003C\u003C second \u003C\u003C endl;\n }\n void Set(int hh, int mm, int ss)\n {\n hour = hh;\n minute = mm;\n second = ss;\n }\n};\n\n","c++","",[44,45,40],"code",{"__ignoreMap":42},[31,47,49],{"id":48},"c1002-点类-point-的设计","c++1002 点类 Point 的设计",[36,51,54],{"className":52,"code":53,"language":41,"meta":42},[39],"#include\u003Ciostream>\nusing namespace std;\n\n\u002F\u002F你提交的代码在这里\nclass Point\n{\npublic:\n Point()\n {\n x = 10;\n y = 16;\n }\n Point(int xx, int yy)\n {\n x = xx;\n y = yy;\n }\n int x, y;\n void Show()\n {\n cout \u003C\u003C \"(\" \u003C\u003C x \u003C\u003C \",\" \u003C\u003C y \u003C\u003C \")\" \u003C\u003C endl;\n }\n void Set(int xxx, int yyy)\n {\n x = xxx;\n y = yyy;\n }\n};\n\n\n",[44,55,53],{"__ignoreMap":42},[31,57,59],{"id":58},"c1003-圆类-circle-的设计","c++1003 圆类 Circle 的设计",[36,61,64],{"className":62,"code":63,"language":41,"meta":42},[39],"#include\u003Ciostream>\nusing namespace std;\n\n\u002F\u002F你提交的代码在这里\nclass Circle\n{\npublic:\n Circle()\n {\n radius = 10;\n }\n Circle(double r)\n {\n radius = r;\n }\n double radius;\n void Set(double r)\n {\n radius = r;\n }\n double Get()\n {\n return radius;\n }\n double Circumference()\n {\n return (radius * 2 * 3.14);\n }\n double Square()\n {\n return (radius * radius * 3.14);\n }\n};\n\n",[44,65,63],{"__ignoreMap":42},[31,67,69],{"id":68},"c1004-矩形类-rectangle-的设计","c++.1004 矩形类 Rectangle 的设计",[36,71,74],{"className":72,"code":73,"language":41,"meta":42},[39],"#include\u003Ciostream>\nusing namespace std;\n\n\u002F\u002F你提交的代码在这里\nclass Rectangle\n{\npublic:\n Rectangle()\n {\n width = 2;\n height = 2;\n }\n Rectangle(double w, double h)\n {\n width = w;\n height = h;\n }\n double width, height;\n void Set(double w, double h)\n {\n width = w;\n height = h;\n }\n double GetWidth()\n {\n return width;\n }\n double GetHeight()\n {\n return height;\n }\n double Perimeter()\n {\n return (width + height) * 2;\n }\n double Area()\n {\n return width * height;\n }\n};\n\n",[44,75,73],{"__ignoreMap":42},[31,77,79],{"id":78},"c1005-复数类-complex-的设计","c++.1005 复数类 Complex 的设计",[36,81,84],{"className":82,"code":83,"language":41,"meta":42},[39],"#include\u003Ciostream>\nusing namespace std;\n\n\u002F\u002F你提交的代码在这里\nclass Complex\n{\npublic:\n Complex()\n {\n real = 1;\n imag = 2;\n }\n Complex(double r, double i)\n {\n real = r;\n imag = i;\n }\n double real, imag;\n void Show()\n {\n if (real == 0 && imag != 0) cout \u003C\u003C imag \u003C\u003C \"i\" \u003C\u003C endl;\n else if (imag == 0) cout \u003C\u003C real \u003C\u003C endl;\n else\n {\n if (imag > 0) cout \u003C\u003C real \u003C\u003C \"+\" \u003C\u003C imag \u003C\u003C \"i\" \u003C\u003C endl;\n else cout \u003C\u003C real \u003C\u003C imag \u003C\u003C \"i\" \u003C\u003C endl;\n }\n }\n void Set(double r, double i)\n {\n real = r;\n imag = i;\n }\n};\n\n",[44,85,83],{"__ignoreMap":42},[36,87,90],{"className":88,"code":89,"language":41,"meta":42},[39],"#include\u003Ciostream>\nusing namespace std;\n\n\u002F\u002F你提交的代码在这里\n\u002F\u002F这道题个人认为测试数据有问题！下面给出两段代码，第一段是能够 ac 这题的代码（不过其实是错误的，当虚部为 1 或者-1 时，会表现出 1i 或者-1i。）。第二段代码则是我认为的正解！（估计是测试数据出错了\nclass Complex\n{\npublic:\n Complex()\n {\n real = 1;\n imag = 2;\n }\n Complex(double r, double i)\n {\n real = r;\n imag = i;\n }\n double real, imag;\n void Show()\n {\n if (imag == 0) cout \u003C\u003C real \u003C\u003C endl;\n else if (real == 0 && imag == 1) cout \u003C\u003C \"i\" \u003C\u003C endl;\n else if (real == 0 && imag == -1) cout \u003C\u003C \"-i\" \u003C\u003C endl;\n else if (real == 0) cout \u003C\u003C imag \u003C\u003C \"i\" \u003C\u003C endl;\n else if (imag == 1) cout \u003C\u003C real \u003C\u003C \"+i\" \u003C\u003C endl;\n else if (imag == -1) cout \u003C\u003C real \u003C\u003C \"-i\" \u003C\u003C endl;\n else\n {\n if (imag > 0) cout \u003C\u003C real \u003C\u003C \"+\" \u003C\u003C imag \u003C\u003C \"i\" \u003C\u003C endl;\n else cout \u003C\u003C real \u003C\u003C imag \u003C\u003C \"i\" \u003C\u003C endl;\n }\n }\n void Set(double r, double i)\n {\n real = r;\n imag = i;\n }\n};\n\n",[44,91,89],{"__ignoreMap":42},[31,93,95],{"id":94},"c1006-日期类-date-的设计","c++.1006 日期类 Date 的设计",[36,97,100],{"className":98,"code":99,"language":41,"meta":42},[39],"#include\u003Ciostream>\nusing namespace std;\n\n\u002F\u002F你提交的代码在这里\nclass Date\n{\npublic:\n Date()\n {\n year = 2015;\n month = 5;\n day = 20;\n }\n Date(int y, int m, int d)\n {\n year = y;\n month = m;\n day = d;\n }\n int year, month, day;\n void Show()\n {\n cout \u003C\u003C year \u003C\u003C \"-\" \u003C\u003C month \u003C\u003C \"-\" \u003C\u003C day \u003C\u003C endl;\n }\n void Set(int y, int m, int d)\n {\n year = y;\n month = m;\n day = d;\n }\n void Set()\n {\n year = 2050;\n month = 12;\n day = 1;\n }\n int GetYear()\n {\n return year;\n }\n int GetMonth()\n {\n return month;\n }\n int GetDay()\n {\n return day;\n }\n};\n\n",[44,101,99],{"__ignoreMap":42},[31,103,105],{"id":104},"c1007-学生类-student-的设计","c++.1007 学生类 Student 的设计",[36,107,110],{"className":108,"code":109,"language":41,"meta":42},[39],"#include\u003Ciostream>\n#include\u003Ccstring>\nusing namespace std;\n\n\u002F\u002F你提交的代码在这里\nclass Student\n{\npublic:\n Student()\n {\n id = 10000;\n name = \"NULL\";\n score = 0;\n }\n Student(int i, string n, int s)\n {\n id = i;\n name = n;\n score = s;\n }\n int id;\n string name;\n int score;\n int GetId()\n {\n return id;\n }\n string GetName()\n {\n return name;\n }\n int GetScore()\n {\n return score;\n }\n void Set(int i, string n, int s)\n {\n id = i;\n name = n;\n score = s;\n }\n void Set()\n {\n id = 99999;\n name = \"NONAME\";\n score = 100;\n }\n void Show()\n {\n cout \u003C\u003C id \u003C\u003C \"-\" \u003C\u003C name \u003C\u003C \"-\" \u003C\u003C score \u003C\u003C endl;\n }\n};\n\n",[44,111,109],{"__ignoreMap":42},[31,113,115],{"id":114},"c1008-线段类-line-的设计","c++.1008 线段类 Line 的设计",[36,117,120],{"className":118,"code":119,"language":41,"meta":42},[39],"#include\u003Ciostream>\n#include\u003Ccmath>\nusing namespace std;\n\n\u002F\u002F你提交的代码在这里\nclass Line\n{\npublic:\n Line()\n {\n sx = 0, sy = 0;\n ex = 0, ey = 0;\n }\n Line(double sxx, double syy, double exx, double eyy)\n {\n sx = sxx, sy = syy;\n ex = exx, ey = eyy;\n }\n double sx, sy, ex, ey;\n void Show()\n {\n double len = sqrt((sx - ex) * (sx - ex) + (sy - ey) * (sy - ey));\n cout \u003C\u003C \"(\" \u003C\u003C sx \u003C\u003C \",\" \u003C\u003C sy \u003C\u003C \")--(\" \u003C\u003C ex \u003C\u003C \",\" \u003C\u003C ey \u003C\u003C \")length=\" \u003C\u003C len \u003C\u003C endl;\n }\n void Set(double sxx, double syy, double exx, double eyy)\n {\n sx = sxx, sy = syy;\n ex = exx, ey = eyy;\n }\n void Set()\n {\n sx = 1, sy = 5;\n ex = 8, ey = 4;\n }\n};\n\n",[44,121,119],{"__ignoreMap":42},[31,123,125],{"id":124},"c1009-国家类-country-的设计","c++.1009 国家类 Country 的设计",[36,127,130],{"className":128,"code":129,"language":41,"meta":42},[39],"#include\u003Ciostream>\n#include\u003Ccstring>\nusing namespace std;\n\n\u002F\u002F你提交的代码在这里\nclass Country\n{\npublic:\n Country()\n {\n name = \"NULL\";\n capital = \"NONE\";\n num = 0;\n }\n Country(string n, string c, int nu)\n {\n name = n;\n capital = c;\n num = nu;\n }\n string name, capital;\n int num;\n string GetCapital()\n {\n return capital;\n }\n string GetName()\n {\n return name;\n }\n int GetPopulation()\n {\n return num;\n }\n void Set(string n, string c, int nu)\n {\n name = n;\n capital = c;\n num = nu;\n }\n void Set()\n {\n name = \"China\";\n capital = \"Beijing\";\n num = 1400000000;\n }\n void Show()\n {\n cout \u003C\u003C name \u003C\u003C \"-\" \u003C\u003C capital \u003C\u003C \"-\" \u003C\u003C num \u003C\u003C endl;\n }\n};\n\n",[44,131,129],{"__ignoreMap":42},[31,133,135],{"id":134},"c1010-长期存款类-fixed_deposit-的设计","c++.1010 长期存款类 Fixed_Deposit 的设计",[36,137,140],{"className":138,"code":139,"language":41,"meta":42},[39],"#include\u003Ciostream>\n#include\u003Ciomanip>\nusing namespace std;\n\n\u002F\u002F你提交的代码在这里\nclass Fixed_Deposit\n{\npublic:\n Fixed_Deposit()\n {\n amount = 10000.00;\n rate = 0.0330;\n year = 1;\n }\n Fixed_Deposit(double a, double r, int y)\n {\n amount = a;\n rate = r;\n year = y;\n }\n double amount, rate;\n int year;\n void Show()\n {\n double total = amount * rate * year + amount;\n cout \u003C\u003C \"amount=\" \u003C\u003C amount \u003C\u003C \" rate=\" \u003C\u003C rate * 100 \u003C\u003C \"% years=\" \u003C\u003C year \u003C\u003C \" total=\" \u003C\u003C total \u003C\u003C endl;\n }\n void Set(double a, double r, int y)\n {\n amount = a;\n rate = r;\n year = y;\n }\n double GetAmount()\n {\n return amount;\n }\n double GetRate()\n {\n return rate;\n }\n int GetYears()\n {\n return year;\n }\n double GetAll()\n {\n double total = amount * rate * year + amount;\n return total;\n }\n};\n\n",[44,141,139],{"__ignoreMap":42},[31,143,145],{"id":144},"c1011-书类-book-的设计","c++.1011 书类 Book 的设计",[36,147,150],{"className":148,"code":149,"language":41,"meta":42},[39],"#include\u003Ciostream>\n#include\u003Ccstring>\n#include\u003Ciomanip>\nusing namespace std;\n\n\u002F\u002F你提交的代码在这里\nclass Book\n{\npublic:\n Book()\n {\n author = \"NONE\";\n title = \"NULL\";\n price = 0.00;\n }\n Book(string a, string t, double p)\n {\n author = t;\n title = a;\n price = p;\n }\n string author;\n string title;\n double price;\n void Set(string a, string t, double p)\n {\n author = t;\n title = a;\n price = p;\n }\n void Show()\n {\n cout \u003C\u003C title \u003C\u003C \"，\" \u003C\u003C author \u003C\u003C \"，\" \u003C\u003C price \u003C\u003C endl;\n }\n void Set()\n {\n author = \"同济大学数学系\";\n title = \"高等数学(第七版)上册\";\n price = 37.70;\n }\n string GetAuthor()\n {\n return author;\n }\n string GetTitle()\n {\n return title;\n }\n double GetPrice()\n {\n return price;\n }\n};\n\n",[44,151,149],{"__ignoreMap":42},[31,153,155],{"id":154},"c1012-建筑物类-building-的设计","c++.1012 建筑物类 building 的设计",[36,157,160],{"className":158,"code":159,"language":41,"meta":42},[39],"#include\u003Ciostream>\n#include\u003Ccstring>\n#include\u003Ciomanip>\nusing namespace std;\n\n\u002F\u002F你提交的代码在这里\nclass Building\n{\npublic:\n Building()\n {\n name = \"NULL\";\n height = 0.00;\n floors = 0;\n }\n Building(string n, double h, int f)\n {\n name = n;\n height = h;\n floors = f;\n }\n string name;\n int floors;\n double height;\n void Set(string n, double h, int f)\n {\n name = n;\n height = h;\n floors = f;\n }\n void Set()\n {\n name = \"None\";\n height = 20.00;\n floors = 7;\n }\n void Show()\n {\n \u002F\u002Fcout \u003C\u003C fixed\u003C\u003C setprecision(2);\n cout \u003C\u003C name \u003C\u003C \"--\" \u003C\u003C height \u003C\u003C \"米--\" \u003C\u003C floors \u003C\u003C \"层\" \u003C\u003C endl;\n }\n string GetName()\n {\n return name;\n }\n double GetHeight()\n {\n return height;\n }\n int GetFloors()\n {\n return floors;\n }\n};\n\n",[44,161,159],{"__ignoreMap":42},[31,163,165],{"id":164},"c1013-课程类-course-的设计","c++.1013 课程类 Course 的设计",[31,167],{"id":42},[36,169,172],{"className":170,"code":171,"language":41,"meta":42},[39],"#include\u003Ciostream>\n#include\u003Ccstring>\nusing namespace std;\n\n\u002F\u002F你提交的代码在这里\n\nclass Course\n{\npublic:\n Course()\n {\n id = 0;\n name = \"NULL\";\n credit = 0;\n }\n Course(int i, string n, int c)\n {\n id = i;\n name = n;\n credit = c;\n }\n int id;\n string name;\n int credit;\n void Show()\n {\n cout \u003C\u003C id \u003C\u003C \"\u002F\" \u003C\u003C name \u003C\u003C \"\u002F\" \u003C\u003C credit \u003C\u003C endl;\n }\n void Set(int i, string n, int c)\n {\n id = i;\n name = n;\n credit = c;\n }\n void Set()\n {\n id = 9999999;\n name = \"None\";\n credit = 10000;\n }\n int GetId()\n {\n return id;\n }\n string GetName()\n {\n return name;\n }\n int GetCredit()\n {\n return credit;\n }\n};\n\n",[44,173,171],{"__ignoreMap":42},[31,175,177],{"id":176},"c1014-实验室类-laboratory-的设计","c++.1014 实验室类 Laboratory 的设计",[36,179,182],{"className":180,"code":181,"language":41,"meta":42},[39],"#include\u003Ciostream>\n#include\u003Ccstring>\nusing namespace std;\n\n\u002F\u002F你提交的代码在这里\nclass Laboratory\n{\npublic:\n Laboratory(int r, int n, string s)\n {\n room_num = r;\n num = n;\n name = s;\n }\n Laboratory()\n {\n room_num = 0;\n num = 0;\n name = \"NULL\";\n }\n int room_num;\n int num;\n string name;\n void Set(int r, int n, string s)\n {\n room_num = r;\n num = n;\n name = s;\n }\n void Set()\n {\n room_num = 99999;\n num = 1000;\n name = \"None\";\n }\n void Show()\n {\n cout \u003C\u003C room_num \u003C\u003C \"\u002F\" \u003C\u003C num \u003C\u003C \"\u002F\" \u003C\u003C name \u003C\u003C endl;\n }\n int GetRoom_no()\n {\n return room_num;\n }\n int GetCapacity()\n {\n return num;\n }\n string GetName()\n {\n return name;\n }\n};\n\n\n",[44,183,181],{"__ignoreMap":42},[31,185,187],{"id":186},"c1015-个人-person-类的设计","c++.1015 个人 Person 类的设计",[36,189,192],{"className":190,"code":191,"language":41,"meta":42},[39],"#include\u003Ciostream>\n#include\u003Ccstring>\nusing namespace std;\n\n\u002F\u002F你提交的代码在这里\nclass Person\n{\npublic:\n Person(string n, string s, int a)\n {\n name = n;\n sex = s;\n age = a;\n }\n Person()\n {\n name = \"NULL\";\n sex = \"NO\";\n age = 0;\n }\n string name;\n string sex;\n int age;\n void Set(string n, string s, int a)\n {\n name = n;\n sex = s;\n age = a;\n }\n void Set()\n {\n name = \"Unknown\";\n sex = \"FM\";\n age = 1000;\n }\n void Show()\n {\n cout \u003C\u003C name \u003C\u003C \",\" \u003C\u003C sex \u003C\u003C \",\" \u003C\u003C age \u003C\u003C endl;\n }\n string GetName()\n {\n return name;\n }\n string GetSex()\n {\n return sex;\n }\n int GetAge()\n {\n return age;\n }\n};\n\n",[44,193,191],{"__ignoreMap":42},[26,195,197],{"id":196},"_2运算符重载","2.运算符重载",[31,199,201],{"id":200},"c2001-时间类运算符重载","c++.2001 时间类运算符重载",[36,203,206],{"className":204,"code":205,"language":41,"meta":42},[39],"#include\u003Ciostream>\nusing namespace std;\n\n\u002F\u002F你提交的代码在这里\nclass Time\n{\npublic:\n Time()\n {\n hour = 1;\n minute = 2;\n second = 3;\n }\n Time(int h, int m, int s)\n {\n hour = h;\n minute = m;\n second = s;\n \tnormalize();\n }\n int hour, minute, second;\n void Set(int hh, int mm, int ss)\n {\n hour = hh;\n minute = mm;\n second = ss;\n normalize();\n }\n void normalize()\n {\n minute += second \u002F 60;\n second %= 60;\n if (second \u003C 0)\n {\n second += 60;\n minute--;\n }\n hour += minute \u002F 60;\n minute %= 60;\n if (minute \u003C 0)\n {\n minute += 60;\n hour--;\n }\n while (hour \u003C 0)\n {\n hour += 24;\n }\n hour %= 24;\n }\n};\nostream& operator\u003C\u003C (ostream& cout, Time& t)\n{\n cout \u003C\u003C t.hour \u003C\u003C \":\" \u003C\u003C t.minute \u003C\u003C \":\" \u003C\u003C t.second;\n return cout;\n}\nlong long operator- (Time& t1, Time& t2)\n{\n long long s1 = t1.hour * 3600 + t1.minute * 60 + t1.second;\n long long s2 = t2.hour * 3600 + t2.minute * 60 + t2.second;\n return (s1 - s2);\n}\nTime operator+ (Time& t1, int s)\n{\n Time t2 = t1;\n t2.second += s;\n t2.normalize();\n return t2;\n}\nTime operator- (Time& t1, int s)\n{\n return t1 + (-s);\n}\n\n",[44,207,205],{"__ignoreMap":42},[31,209,211],{"id":210},"c2002-日期类运算符重载","c++.2002 日期类运算符重载",[36,213,216],{"className":214,"code":215,"language":41,"meta":42},[39],"#include\u003Ciostream>\nusing namespace std;\n\n\u002F\u002F你提交的代码在这里\nclass Date\n{\npublic:\n Date()\n {\n year = 2023;\n month = 5;\n day = 20;\n }\n Date(int y, int m, int d)\n {\n year = y;\n month = m;\n day = d;\n normalize();\n }\n int year, month, day;\n int mp[13] = {0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};\n int mr[13] = {0, 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};\n bool isr(int y)\n {\n return (y % 400 == 0) || (y % 100 != 0 && y % 4 == 0);\n }\n long long tianshu()\n {\n long long num = 0;\n for (int y = 1; y \u003C year; y++)\n {\n num += isr(y) ? 366 : 365;\n }\n for (int m = 1; m \u003C month; m++)\n {\n if (isr(year)) num += mr[m];\n else num += mp[m];\n }\n num += day;\n return num;\n }\n void normalize()\n {\n while (day > (isr(year) ? mr[month] : mp[month]))\n {\n day -= (isr(year) ? mr[month] : mp[month]);\n month++;\n if (month > 12)\n {\n month = 1;\n year++;\n }\n }\n while (day \u003C 1)\n {\n month--;\n if (month \u003C 1)\n {\n month = 12;\n year--;\n }\n day += (isr(year) ? mr[month] : mp[month]);\n }\n }\n void Set(int y, int m, int d)\n {\n year = y;\n month = m;\n day = d;\n normalize();\n }\n long long operator- (Date& d)\n {\n return tianshu() - d.tianshu();\n }\n Date operator+ (int n)\n {\n Date tmp = *this;\n tmp.day += n;\n tmp.normalize();\n return tmp;\n }\n Date operator- (int n)\n {\n return *this + (-n);\n }\n};\nostream& operator\u003C\u003C (ostream& cout, Date& d)\n{\n cout \u003C\u003C d.year \u003C\u003C \"\u002F\" \u003C\u003C d.month \u003C\u003C \"\u002F\" \u003C\u003C d.day;\n return cout;\n}\n\n",[44,217,215],{"__ignoreMap":42},[31,219,221],{"id":220},"c2003-复数类运算符重载","c++.2003 复数类运算符重载",[36,223,226],{"className":224,"code":225,"language":41,"meta":42},[39],"#include\u003Ciostream>\nusing namespace std;\n\n\u002F\u002F你提交的代码在这里\nclass Complex\n{\npublic:\n Complex()\n {\n real = 0;\n imag = 0;\n }\n Complex(double r, double i)\n {\n real = r;\n imag = i;\n }\n double real, imag;\n void Set(double r, double i)\n {\n real = r;\n imag = i;\n }\n Complex operator+ (Complex c)\n {\n Complex tmp = *this;\n tmp.real += c.real;\n tmp.imag += c.imag;\n return tmp;\n }\n Complex operator- (Complex c)\n {\n Complex tmp = *this;\n tmp.real -= c.real;\n tmp.imag -= c.imag;\n return tmp;\n }\n Complex operator* (Complex c)\n {\n Complex tmp;\n tmp.real = this->real * c.real - this->imag * c.imag;\n tmp.imag = this->real * c.imag + this->imag * c.real;\n return tmp;\n }\n};\nostream& operator\u003C\u003C (ostream& cout, Complex& c)\n{\n if (c.imag == 0) cout \u003C\u003C c.real;\n else if (c.real == 0 && c.imag == 1) cout \u003C\u003C \"i\";\n else if (c.real == 0 && c.imag == -1) cout \u003C\u003C \"-i\";\n else if (c.real == 0) cout \u003C\u003C c.imag \u003C\u003C \"i\";\n else if (c.imag == 1) cout \u003C\u003C c.real \u003C\u003C \"+i\";\n else if (c.imag == -1) cout \u003C\u003C c.real \u003C\u003C \"-i\";\n else\n {\n if (c.imag > 0) cout \u003C\u003C c.real \u003C\u003C \"+\" \u003C\u003C c.imag \u003C\u003C \"i\";\n else cout \u003C\u003C c.real \u003C\u003C c.imag \u003C\u003C \"i\";\n }\n return cout;\n}\n\n",[44,227,225],{"__ignoreMap":42},[31,229,231],{"id":230},"c2004-学生类运算符重载","c++.2004 学生类运算符重载",[36,233,236],{"className":234,"code":235,"language":41,"meta":42},[39],"#include\u003Ciostream>\n#include\u003Ccstring>\nusing namespace std;\n\n\u002F\u002F你提交的代码在这里\nclass Student\n{\npublic:\n int id;\n string name;\n int score;\n bool operator> (Student s)\n {\n if (this->score == s.score) return this->id > s.id;\n else return this->score > s.score;\n }\n};\nistream& operator>> (istream& cin, Student& s)\n{\n cin >> s.id >> s.name >> s.score;\n return cin;\n}\nostream& operator\u003C\u003C (ostream& cout, Student& s)\n{\n cout \u003C\u003C \"id=\" \u003C\u003C s.id \u003C\u003C \",name=\" \u003C\u003C s.name \u003C\u003C \",score=\" \u003C\u003C s.score;\n return cout;\n}\n\n",[44,237,235],{"__ignoreMap":42},[31,239,241],{"id":240},"c2005-短整数类运算符重载","c++.2005 短整数类运算符重载",[36,243,246],{"className":244,"code":245,"language":41,"meta":42},[39],"#include\u003Ciostream>\nusing namespace std;\n\n\u002F\u002F你提交的代码在这里\n\u002F\u002F本题在定义除法运算符号时，题目没有说明当 除数 为 0 时，应该返回什么来表明无意义计算。但这是应该注意的事情！\nclass SmallInt\n{\npublic:\n int val;\n void normalize()\n {\n while (val > 127) val -= 256;\n while (val \u003C -128) val += 256;\n }\n SmallInt operator+ (SmallInt s)\n {\n SmallInt tmp = *this;\n tmp.val += s.val;\n tmp.normalize();\n return tmp;\n }\n SmallInt operator- (SmallInt s)\n {\n SmallInt tmp = *this;\n tmp.val -= s.val;\n tmp.normalize();\n return tmp;\n }\n SmallInt operator* (SmallInt s)\n {\n SmallInt tmp = *this;\n tmp.val *= s.val;\n tmp.normalize();\n return tmp;\n }\n SmallInt operator\u002F (SmallInt s)\n {\n if (s.val == 0) cout \u003C\u003C \"题目不严谨。。。\";\n SmallInt tmp = *this;\n tmp.val \u002F= s.val;\n tmp.normalize();\n return tmp;\n }\n};\nistream& operator>> (istream& cin, SmallInt& s)\n{\n cin >> s.val;\n s.normalize();\n return cin;\n}\nostream& operator\u003C\u003C (ostream& cout, SmallInt& s)\n{\n cout \u003C\u003C s.val;\n return cout;\n}\n\n",[44,247,245],{"__ignoreMap":42},[31,249,251],{"id":250},"c2006-个人-person-类运算符重载","c++.2006 个人 Person 类运算符重载",[36,253,256],{"className":254,"code":255,"language":41,"meta":42},[39],"#include\u003Ciostream>\n#include\u003Ccstring>\nusing namespace std;\n\n\u002F\u002F你提交的代码在这里\nclass Person\n{\npublic:\n string name = \"NULL\";\n int age = 0;\n double GetAge()\n {\n return (double)age;\n }\n Person operator+ (Person p)\n {\n Person tmp = *this;\n tmp.age += p.age;\n return tmp;\n }\n};\nistream& operator>> (istream& cin, Person& s)\n{\n cin >> s.name >> s.age;\n return cin;\n}\nostream& operator\u003C\u003C (ostream& cout, Person& s)\n{\n cout \u003C\u003C \"name=\" \u003C\u003C s.name \u003C\u003C \",age=\" \u003C\u003C s.age;\n return cout;\n}\n\n\n",[44,257,255],{"__ignoreMap":42},[31,259,261],{"id":260},"c2007-圆类运算符重载","c++.2007 圆类运算符重载",[36,263,266],{"className":264,"code":265,"language":41,"meta":42},[39],"#include\u003Ciostream>\n#include\u003Ciomanip>\nusing namespace std;\n\n\u002F\u002F你提交的代码在这里\nclass Circle\n{\npublic:\n Circle()\n {\n radius = 0.00000;\n area = 0.00000;\n }\n double radius;\n double area;\n double GetArea()\n {\n return area;\n }\n Circle operator+ (Circle c)\n {\n Circle tmp = *this;\n tmp.area += 3.14159 * c.radius * c.radius;\n return tmp;\n }\n};\nistream& operator>> (istream& cin, Circle& s)\n{\n cin >> s.radius;\n return cin;\n}\nostream& operator\u003C\u003C (ostream& cout, Circle& s)\n{\n cout \u003C\u003C \"radius=\" \u003C\u003C s.radius \u003C\u003C \",area=\" \u003C\u003C 3.14159 * s.radius * s.radius;\n return cout;\n}\n\n",[44,267,265],{"__ignoreMap":42},[31,269,271],{"id":270},"c2008-分数类运算符重载","c++.2008 分数类运算符重载",[36,273,276],{"className":274,"code":275,"language":41,"meta":42},[39],"#include\u003Ciostream>\nusing namespace std;\n\n\u002F\u002F你提交的代码在这里\nclass Fraction {\npublic:\n int znum;\n int mnum;\n int gcd(int a, int b) {\n return b == 0 ? a : gcd(b, a % b);\n }\n void yue() {\n if (mnum \u003C 0) {\n znum *= -1;\n mnum *= -1;\n }\n int g = gcd(abs(znum), abs(mnum));\n znum \u002F= g;\n mnum \u002F= g;\n return;\n }\n Fraction operator+ (Fraction f) {\n Fraction tmp;\n tmp.mnum = this->mnum * f.mnum;\n tmp.znum = this->znum * f.mnum + this->mnum * f.znum;\n tmp.yue();\n return tmp;\n }\n Fraction operator- (Fraction f) {\n Fraction tmp;\n tmp.mnum = this->mnum * f.mnum;\n tmp.znum = this->znum * f.mnum - this->mnum * f.znum;\n tmp.yue();\n return tmp;\n }\n Fraction operator* (Fraction f) {\n Fraction tmp = *this;\n tmp.znum *= f.znum;\n tmp.mnum *= f.mnum;\n tmp.yue();\n return tmp;\n }\n Fraction operator\u002F (Fraction f) {\n Fraction tmp = *this;\n tmp.znum *= f.mnum;\n tmp.mnum *= f.znum;\n tmp.yue();\n return tmp;\n }\n};\nistream& operator>> (istream& cin, Fraction& s) {\n cin >> s.znum >> s.mnum;\n s.yue();\n return cin;\n}\nostream& operator\u003C\u003C (ostream& cout, Fraction& s) {\n cout \u003C\u003C s.znum \u003C\u003C \"\u002F\" \u003C\u003C s.mnum;\n return cout;\n}\n\n",[44,277,275],{"__ignoreMap":42},[31,279,281],{"id":280},"c2009-整型动态数组类及运算符重载","c++,2009 整型动态数组类及运算符重载",[36,283,286],{"className":284,"code":285,"language":41,"meta":42},[39],"#include\u003Ciostream>\nusing namespace std;\n\n\u002F\u002F你提交的代码在这里\nclass ARRAY {\nprivate:\n int* p;\n int len;\n\npublic:\n friend ostream& operator\u003C\u003C (ostream& cout, ARRAY& s);\n friend istream& operator>> (istream& cin, ARRAY& s);\n ARRAY (int n) {\n len = n;\n p = new int[n];\n for (int i = 0; i \u003C n; i++) {\n p[i] = 0;\n }\n }\n ~ARRAY () {\n delete[] p;\n }\n int& operator[] (int i) {\n return p[i];\n }\n int* operator+ (int i) {\n return p + i;\n }\n};\nostream& operator\u003C\u003C (ostream& cout, ARRAY& s) {\n cout \u003C\u003C \"length=\" \u003C\u003C s.len \u003C\u003C \",element={\";\n for (int i = 0; i \u003C s.len; i++) {\n cout \u003C\u003C s[i];\n if (i != s.len - 1) {\n cout \u003C\u003C \",\";\n }\n }\n cout \u003C\u003C \"}\";\n return cout;\n}\n\n",[44,287,285],{"__ignoreMap":42},[31,289,291],{"id":290},"c2010-分数类运算符重载2","c++.2010 分数类运算符重载（2）",[36,293,296],{"className":294,"code":295,"language":41,"meta":42},[39],"#include\u003Ciostream>\nusing namespace std;\n\n\u002F\u002F你提交的代码在这里\nclass Fraction {\npublic:\n int znum;\n int mnum;\n int gcd(int a, int b) {\n return b == 0 ? a : gcd(b, a % b);\n }\n void yue() {\n if (znum == 0) {\n mnum = 1;\n return;\n }\n if (mnum \u003C 0) {\n znum *= -1;\n mnum *= -1;\n }\n int g = gcd(abs(znum), abs(mnum));\n znum \u002F= g;\n mnum \u002F= g;\n return;\n }\n bool operator> (Fraction f) {\n return (znum * f.mnum > mnum * f.znum);\n }\n};\nistream& operator>> (istream& cin, Fraction& s) {\n cin >> s.znum >> s.mnum;\n s.yue();\n return cin;\n}\nostream& operator\u003C\u003C (ostream& cout, Fraction& s) {\n cout \u003C\u003C s.znum \u003C\u003C \"\u002F\" \u003C\u003C s.mnum;\n return cout;\n}\n\n",[44,297,295],{"__ignoreMap":42},[31,299,301],{"id":300},"c2011-圆类-运算符重载2","c++.2011 圆类 运算符重载（2）",[36,303,306],{"className":304,"code":305,"language":41,"meta":42},[39],"#include\u003Ciostream>\n#include\u003Ciomanip>\nusing namespace std;\n\n\u002F\u002F你提交的代码在这里\nclass Circle {\npublic:\n double radius;\n Circle& operator= (double r) {\n radius = r;\n return *this;\n }\n bool operator> (Circle a) {\n return radius > a.radius;\n }\n};\nostream& operator\u003C\u003C (ostream& cout, Circle& s) {\n cout \u003C\u003C \"radius=\" \u003C\u003C s.radius \u003C\u003C \",area=\" \u003C\u003C 3.14159 * s.radius * s.radius;\n return cout;\n}\n\n",[44,307,305],{"__ignoreMap":42},[31,309,311],{"id":310},"c2012-矩形类运算符重载","c++.2012 矩形类运算符重载",[36,313,316],{"className":314,"code":315,"language":41,"meta":42},[39],"#include\u003Ciostream>\n#include\u003Ciomanip>\nusing namespace std;\n\n\u002F\u002F你提交的代码在这里\nclass Rectangle {\npublic:\n double width, height;\n bool operator> (Rectangle& a) {\n return (width * height > a.height * a.width);\n }\n};\nistream& operator>> (istream& cin, Rectangle& a) {\n cin >> a.width >> a.height;\n return cin;\n}\nostream& operator\u003C\u003C (ostream& cout, Rectangle& a) {\n cout \u003C\u003C \"width=\" \u003C\u003C a.width \u003C\u003C \" height=\" \u003C\u003C a.height \u003C\u003C \" area=\" \u003C\u003C a.width * a.height;\n return cout;\n}\n\n",[44,317,315],{"__ignoreMap":42},[31,319,321],{"id":320},"c2013-日期类运算符重载2","c++.2013 日期类运算符重载（2）",[15,323,324],{},"这里的题干。。。。。。。。。",[36,326,329],{"className":327,"code":328,"language":41,"meta":42},[39],"#include\u003Ciostream>\nusing namespace std;\n\n\u002F\u002F你提交的代码在这里\nclass Date {\npublic:\n int year, month, day;\n int mp[13] = {0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};\n int mr[13] = {0, 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31};\n bool isr(int y) {\n return (y % 400 == 0) || (y % 100 != 0 && y % 4 == 0);\n }\n void normalize() {\n while (day > (isr(year) ? mr[month] : mp[month])) {\n day -= (isr(year) ? mr[month] : mp[month]);\n month++;\n if (month > 12) {\n month = 1;\n year++;\n }\n }\n while (day \u003C 1) {\n month--;\n if (month \u003C 1) {\n month = 12;\n year--;\n }\n day += (isr(year) ? mr[month] : mp[month]);\n }\n }\n bool operator> (Date d) {\n if (year != d.year) {\n return year > d.year;\n }\n if (month != d.month) {\n return month > d.month;\n }\n return day > d.day;\n }\n};\nistream& operator>> (istream& cin, Date& d) {\n cin >> d.year >> d.month >> d.day;\n d.normalize();\n return cin;\n}\nostream& operator\u003C\u003C (ostream& cout, Date& d)\n{\n cout \u003C\u003C d.year \u003C\u003C \"\u002F\" \u003C\u003C d.month \u003C\u003C \"\u002F\" \u003C\u003C d.day;\n return cout;\n}\n\n",[44,330,328],{"__ignoreMap":42},[31,332,334],{"id":333},"c2014-时间类运算符重载2","c++.2014 时间类运算符重载（2）",[36,336,339],{"className":337,"code":338,"language":41,"meta":42},[39],"#include\u003Ciostream>\nusing namespace std;\n\n\u002F\u002F你提交的代码在这里\nclass Time {\npublic:\n int hour;\n int minute;\n int second;\n void normalize() {\n minute += second \u002F 60;\n second %= 60;\n if (second \u003C 0) {\n second += 60;\n minute--;\n }\n hour += minute \u002F 60;\n minute %= 60;\n if (minute \u003C 0) {\n minute += 60;\n hour--;\n }\n while (hour \u003C 0){\n hour += 24;\n }\n hour %= 24;\n }\n bool operator> (Time t) {\n if (hour != t.hour) {\n return hour > t.hour;\n }\n if (minute != t.minute) {\n return minute > t.minute;\n }\n return second > t.second;\n }\n Time& operator= (int x) {\n hour = x \u002F 3600;\n x %= 3600;\n minute = x \u002F 60;\n second = x % 60;\n normalize();\n return *this;\n }\n};\nostream& operator\u003C\u003C (ostream& cout, Time& d) {\n cout \u003C\u003C d.hour \u003C\u003C \":\" \u003C\u003C d.minute \u003C\u003C \":\" \u003C\u003C d.second;\n return cout;\n}\n\n",[44,340,338],{"__ignoreMap":42},[31,342,344],{"id":343},"c2015-字符串-string-运算符重载","c++.2015 字符串 string 运算符重载",[36,346,349],{"className":347,"code":348,"language":41,"meta":42},[39],"#include\u003Ciostream>\n#include\u003Ccstring>\nusing namespace std;\n\n\u002F\u002F你提交的代码在这里\nclass CSTRING {\nprivate:\n char* p = nullptr;\npublic:\n friend ostream& operator\u003C\u003C (ostream& cout, CSTRING& c);\n friend istream& operator>> (istream& cin, CSTRING& c);\n CSTRING& operator= (CSTRING& c) {\n delete[] p;\n p = new char[strlen(c.p) + 1];\n strcpy(p, c.p);\n return *this;\n }\n bool operator> (CSTRING c) {\n return strcmp(p, c.p) > 0;\n }\n};\nistream& operator>> (istream& cin, CSTRING& c) {\n string tmp;\n cin >> tmp;\n delete[] c.p;\n c.p = new char [tmp.length() + 1];\n strcpy(c.p, tmp.c_str());\n return cin;\n}\nostream& operator\u003C\u003C (ostream& cout, CSTRING& c) {\n cout \u003C\u003C c.p;\n return cout;\n}\n\n",[44,350,348],{"__ignoreMap":42},[31,352,354],{"id":353},"c2016-字符串-string-运算符重载2","c++.2016 字符串 string 运算符重载（2）",[36,356,359],{"className":357,"code":358,"language":41,"meta":42},[39],"#include\u003Ciostream>\n#include\u003Ccstring>\nusing namespace std;\n\n\u002F\u002F你提交的代码在这里\nclass CSTRING {\nprivate:\n char* p = nullptr;\npublic:\n ~CSTRING() {\n if (p != nullptr) {\n delete[] p;\n }\n }\n friend ostream& operator\u003C\u003C (ostream& cout, CSTRING& c);\n friend istream& operator>> (istream& cin, CSTRING& c);\n CSTRING& operator=(CSTRING& c) {\n if (this == &c) return *this;\n delete[] p;\n if (c.p != nullptr) {\n p = new char[strlen(c.p) + 1];\n strcpy(p, c.p);\n } else {\n p = nullptr;\n }\n return *this;\n }\n CSTRING& operator+= (CSTRING& c) {\n if (c.p == nullptr) {\n return *this;\n }\n if (p == nullptr) {\n *this = c;\n return *this;\n }\n char* tmp = new char[strlen(c.p) + strlen(p) + 1];\n strcpy(tmp, p);\n strcat(tmp, c.p);\n delete[] p;\n p = tmp;\n return *this;\n }\n};\nistream& operator>> (istream& cin, CSTRING& c) {\n string tmp;\n cin >> tmp;\n delete[] c.p;\n c.p = new char [tmp.length() + 1];\n strcpy(c.p, tmp.c_str());\n return cin;\n}\nostream& operator\u003C\u003C (ostream& cout, CSTRING& c) {\n cout \u003C\u003C c.p;\n return cout;\n}\n\n",[44,360,358],{"__ignoreMap":42},[31,362,364],{"id":363},"c2017-矩形类运算符重载2","c++.2017 矩形类运算符重载（2）",[36,366,369],{"className":367,"code":368,"language":41,"meta":42},[39],"#include\u003Ciostream>\n#include\u003Ciomanip>\nusing namespace std;\n\n\u002F\u002F你提交的代码在这里\nclass Rectangle {\npublic:\n double width, height;\n bool operator> (Rectangle& a) {\n return (width * height > a.height * a.width);\n }\n};\ndouble operator+ (double s, Rectangle& a) {\n return (s + a.width * a.height);\n}\nistream& operator>> (istream& cin, Rectangle& a) {\n cin >> a.width >> a.height;\n return cin;\n}\nostream& operator\u003C\u003C (ostream& cout, Rectangle& a) {\n cout \u003C\u003C \"width=\" \u003C\u003C a.width \u003C\u003C \",height=\" \u003C\u003C a.height \u003C\u003C \",area=\" \u003C\u003C a.width * a.height;\n return cout;\n}\n\n",[44,370,368],{"__ignoreMap":42},[31,372,374],{"id":373},"c2018-复数类运算符重载2","c++.2018 复数类运算符重载（2）",[36,376,379],{"className":377,"code":378,"language":41,"meta":42},[39],"#include\u003Ciostream>\n#include\u003Ccmath>\n#include\u003Ciomanip>\nusing namespace std;\n\n\u002F\u002F你提交的代码在这里\nclass Complex {\npublic:\n double real;\n double imag;\n bool operator> (Complex c) {\n return real * real + imag * imag > c.real * c.real + c.imag * c.imag;\n }\n Complex& operator= (Complex c) {\n real = c.real;\n imag = c.imag;\n return *this;\n }\n};\nistream& operator>> (istream& cin, Complex& a) {\n cin >> a.real >> a.imag;\n return cin;\n}\nostream& operator\u003C\u003C (ostream& cout, Complex& c) {\n cout \u003C\u003C \"Modulus=\" \u003C\u003C sqrt(c.real * c.real + c.imag * c.imag) \u003C\u003C \"(\";\n if (c.imag == 0) cout \u003C\u003C c.real;\n else if (c.real == 0 && c.imag == 1) cout \u003C\u003C \"i\";\n else if (c.real == 0 && c.imag == -1) cout \u003C\u003C \"-i\";\n else if (c.real == 0) cout \u003C\u003C c.imag \u003C\u003C \"i\";\n else if (c.imag == 1) cout \u003C\u003C c.real \u003C\u003C \"+i\";\n else if (c.imag == -1) cout \u003C\u003C c.real \u003C\u003C \"-i\";\n else {\n if (c.imag > 0) cout \u003C\u003C c.real \u003C\u003C \"+\" \u003C\u003C c.imag \u003C\u003C \"i\";\n else cout \u003C\u003C c.real \u003C\u003C c.imag \u003C\u003C \"i\";\n }\n cout \u003C\u003C \")\";\n return cout;\n}\n\n",[44,380,378],{"__ignoreMap":42},[31,382,384],{"id":383},"c2019-学生类运算符重载2","c++.2019 学生类运算符重载（2）",[36,386,389],{"className":387,"code":388,"language":41,"meta":42},[39],"#include\u003Ciostream>\n#include\u003Ccstring>\n#include\u003Ciomanip>\nusing namespace std;\n\n\u002F\u002F你提交的代码在这里\nclass Student\n{\npublic:\n int id;\n string name;\n int score;\n bool operator> (Student s)\n {\n if (this->score == s.score) return this->id > s.id;\n else return this->score > s.score;\n }\n};\nint operator+ (int a, Student s) {\n return a + s.score;\n}\nistream& operator>> (istream& cin, Student& s)\n{\n cin >> s.id >> s.name >> s.score;\n return cin;\n}\nostream& operator\u003C\u003C (ostream& cout, Student& s)\n{\n cout \u003C\u003C \"id=\" \u003C\u003C s.id \u003C\u003C \",name=\" \u003C\u003C s.name \u003C\u003C \",score=\" \u003C\u003C s.score;\n return cout;\n}\n\n",[44,390,388],{"__ignoreMap":42},[31,392,394],{"id":393},"c2020-个人-person-类运算符重载2","c++.2020 个人 Person 类运算符重载（2）",[36,396,399],{"className":397,"code":398,"language":41,"meta":42},[39],"#include\u003Ciostream>\n#include\u003Ccstring>\n#include\u003Ciomanip>\nusing namespace std;\n\n\u002F\u002F你提交的代码在这里\nclass Person {\npublic:\n string name = \"NULL\";\n int age = 0;\n bool operator> (Person p) {\n if (age != p.age) {\n return age > p.age;\n }\n return name > p.name;\n }\n Person& operator= (Person p) {\n name = p.name;\n age = p.age;\n return *this;\n }\n};\nistream& operator>> (istream& cin, Person& s) {\n cin >> s.name >> s.age;\n return cin;\n}\nostream& operator\u003C\u003C (ostream& cout, Person& s) {\n cout \u003C\u003C \"name=\" \u003C\u003C s.name \u003C\u003C \",age=\" \u003C\u003C s.age;\n return cout;\n}\n\n",[44,400,398],{"__ignoreMap":42},[31,402,404],{"id":403},"ccstring-类的设计","c++.CSTRING 类的设计",[36,406,409],{"className":407,"code":408,"language":41,"meta":42},[39],"#include\u003Ciostream>\n#include\u003Ccstring>\nusing namespace std;\n\n\u002F* 你提交的代码在这里 *\u002F\nclass CSTRING {\npublic:\n char* p = nullptr;\n ~CSTRING() {\n if (p != nullptr) {\n delete[] p;\n }\n }\n CSTRING() {\n p = nullptr;\n }\n CSTRING(const CSTRING& other) {\n p = new char[strlen(other.p)+1];\n strcpy(p, other.p);\n }\n const char* GetData() const{\n return p ? p : \"\";\n }\n void Set (const char* s) {\n if (p != nullptr) {\n delete[] p;\n }\n p = new char[strlen(s) + 1];\n strcpy(p, s);\n }\n void Show() const{\n cout \u003C\u003C p \u003C\u003C endl;\n }\n CSTRING& operator= (const char* s) {\n if (p != nullptr) {\n delete[] p;\n }\n p = new char[strlen(s) + 1];\n strcpy(p, s);\n return *this;\n }\n\n CSTRING& operator= (const CSTRING& c) {\n if (p != nullptr) {\n delete[] p;\n }\n p = new char[strlen(c.p) + 1];\n strcpy(p, c.p);\n return *this;\n }\n CSTRING& operator+= (const CSTRING& c) {\n const char* tt = p ? p : \"\";\n char* tmp = new char[strlen(c.p) + strlen(tt) + 1];\n strcpy(tmp, tt);\n strcat(tmp, c.p);\n if (p != nullptr) {\n delete[] p;\n }\n p = tmp;\n return *this;\n }\n bool operator> (const CSTRING& c) {\n return strcmp(this->p, c.p) > 0;\n }\n CSTRING operator+ (const CSTRING& c) {\n CSTRING tmp;\n if (c.p == nullptr) {\n return *this;\n }\n tmp.p = new char[strlen(c.p) + strlen(p) + 1];\n strcpy(tmp.p, p);\n strcat(tmp.p, c.p);\n return tmp;\n }\n char& operator[] (int i) {\n return p[i];\n }\n};\nistream& operator>> (istream& cin, CSTRING& c) {\n string tmp;\n cin >> tmp;\n if (c.p != nullptr) {\n delete[] c.p;\n }\n c.p = new char[tmp.length() + 1];\n strcpy(c.p, tmp.c_str());\n return cin;\n}\nostream& operator\u003C\u003C (ostream& cout, CSTRING& c) {\n cout \u003C\u003C (c.p ? c.p : \"\");\n return cout;\n}\n\n",[44,410,408],{"__ignoreMap":42},[26,412,414],{"id":413},"_3继承与派生","3.继承与派生",[31,416,418],{"id":417},"c3001-日期类由时间类派生","c++.3001 日期类（由时间类派生）",[36,420,423],{"className":421,"code":422,"language":41,"meta":42},[39],"#include\u003Ciostream>\nusing namespace std;\n\n\u002F\u002F你提交的代码在这里\nclass CTime {\nprivate:\n int hour;\n int minute;\n int second;\npublic:\n CTime() {\n hour = 9;\n minute = 10;\n second = 11;\n cout \u003C\u003C \"Function #1 is called!\" \u003C\u003C endl;\n }\n CTime(int h, int mi, int s) {\n hour = h;\n minute = mi;\n second = s;\n cout \u003C\u003C \"Function #2 is called!\" \u003C\u003C endl;\n }\n CTime(const CTime& c) {\n hour = c.hour;\n minute = c.minute;\n second = c.second;\n cout \u003C\u003C \"Function #0 is called!\" \u003C\u003C endl;\n }\n void Show() {\n cout \u003C\u003C hour \u003C\u003C \":\" \u003C\u003C minute \u003C\u003C \":\" \u003C\u003C second \u003C\u003C endl;\n cout \u003C\u003C \"Function #3 is called!\" \u003C\u003C endl;\n }\n};\nclass CDate : public CTime {\nprivate:\n int year;\n int month;\n int day;\npublic:\n CDate() {\n year = 2023;\n month = 4;\n day = 5;\n cout \u003C\u003C \"Function #4 is called!\" \u003C\u003C endl;\n }\n CDate(int y, int m, int d) {\n year = y;\n month = m;\n day = d;\n cout \u003C\u003C \"Function #5 is called!\" \u003C\u003C endl;\n }\n CDate(int y, int m, int d, int h, int mi, int s) : CTime(h, mi, s) {\n year = y;\n month = m;\n day = d;\n cout \u003C\u003C \"Function #6 is called!\" \u003C\u003C endl;\n }\n CDate(int y, int m, int d, CTime& t) : CTime(t) {\n year = y;\n month = m;\n day = d;\n cout \u003C\u003C \"Function #7 is called!\" \u003C\u003C endl;\n }\n CDate(CTime& t) : CTime(t) {\n year = 2000;\n month = 12;\n day = 31;\n cout \u003C\u003C \"Function #8 is called!\" \u003C\u003C endl;\n }\n void Show() {\n cout \u003C\u003C year \u003C\u003C \"-\" \u003C\u003C month \u003C\u003C \"-\" \u003C\u003C day \u003C\u003C \" \";\n CTime::Show();\n cout \u003C\u003C \"Function #9 is called!\" \u003C\u003C endl;\n }\n};\n\n",[44,424,422],{"__ignoreMap":42},[31,426,428],{"id":427},"c3002-圆类由-point-点类派生","c++.3002 圆类（由 Point 点类派生）",[36,430,433],{"className":431,"code":432,"language":41,"meta":42},[39],"#include\u003Ciostream>\nusing namespace std;\n\n\u002F\u002F你提交的代码在这里\nclass Point {\nprivate:\n int x, y;\npublic:\n Point() : x(19), y(210) {\n cout \u003C\u003C \"Function #1 is called!\" \u003C\u003C endl;\n }\n Point(int xx, int yy) : x(xx), y(yy) {\n cout \u003C\u003C \"Function #2 is called!\" \u003C\u003C endl;\n }\n Point(const Point& p) : x(p.x), y(p.y) {\n cout \u003C\u003C \"Function #0 is called!\" \u003C\u003C endl;\n }\n void Show() const{\n cout \u003C\u003C \"(\" \u003C\u003C x \u003C\u003C ',' \u003C\u003C y \u003C\u003C \")\" \u003C\u003C endl;\n cout \u003C\u003C \"Function #3 is called!\" \u003C\u003C endl;\n }\n};\n\nclass Circle : public Point {\nprivate:\n int radius;\npublic:\n Circle() : radius(135) {\n cout \u003C\u003C \"Function #4 is called!\" \u003C\u003C endl;\n }\n Circle(int xx, int yy) : Point(xx, yy), radius(777) {\n cout \u003C\u003C \"Function #5 is called!\" \u003C\u003C endl;\n }\n Circle(int xx, int yy, int rr) : Point(xx, yy), radius(rr) {\n cout \u003C\u003C \"Function #6 is called!\" \u003C\u003C endl;\n }\n Circle(const Point& p0, int rr) : Point(p0), radius(rr) {\n cout \u003C\u003C \"Function #7 is called!\" \u003C\u003C endl;\n }\n Circle(const Point& p0) : Point(p0), radius(111) {\n cout \u003C\u003C \"Function #8 is called!\" \u003C\u003C endl;\n }\n Circle(int rr) : Point(5, 20), radius(rr) {\n cout \u003C\u003C \"Function #9 is called!\" \u003C\u003C endl;\n }\n void Show() const{\n cout \u003C\u003C \"Radius=\" \u003C\u003C radius \u003C\u003C \",Center=\";\n Point :: Show();\n cout \u003C\u003C \"Function #10 is called!\" \u003C\u003C endl;\n }\n};\n\n",[44,434,432],{"__ignoreMap":42},[31,436,438],{"id":437},"c3003computer-计算机类由-cpu-类派生","c++.3003Computer 计算机类（由 CPU 类派生）",[36,440,443],{"className":441,"code":442,"language":41,"meta":42},[39],"#include\u003Ciostream>\n#include\u003Ccstring>\nusing namespace std;\n\n\u002F\u002F你提交的代码在这里\nclass CPU {\nprivate:\n string fy, ty;\npublic:\n CPU() : fy(\"Unknown\"), ty(\"Unknown\") {\n cout \u003C\u003C \"Function #1 is called!\" \u003C\u003C endl;\n }\n CPU(string a, string b) : fy(a), ty(b) {\n cout \u003C\u003C \"Function #2 is called!\" \u003C\u003C endl;\n }\n CPU(const CPU& tmp) : fy(tmp.fy), ty(tmp.ty) {\n \u002F\u002Fcout \u003C\u003C \"Function #0 is called!\" \u003C\u003C endl;\n }\n void Show() const {\n cout \u003C\u003C fy \u003C\u003C \" \" \u003C\u003C ty \u003C\u003C endl;\n cout \u003C\u003C \"Function #3 is called!\" \u003C\u003C endl;\n }\n};\nclass Computer : public CPU {\nprivate:\n string brand, type;\n int ram, price;\npublic:\n Computer() : brand(\"None\"), type(\"None\"), ram(0), price(0) {\n cout \u003C\u003C \"Function #4 is called!\" \u003C\u003C endl;\n }\n Computer(string a, string b, int r, int p, string c, string d) : CPU(c, d), brand(a), type(b), ram(r), price(p) {\n cout \u003C\u003C \"Function #5 is called!\" \u003C\u003C endl;\n }\n Computer(string a, string b, int r, int p, const CPU& tmp) : CPU(tmp), brand(a), type(b), ram(r), price(p) {\n cout \u003C\u003C \"Function #6 is called!\" \u003C\u003C endl;\n }\n Computer(string a, string b, int r, int p) : brand(a), type(b), ram(r), price(p) {\n cout \u003C\u003C \"Function #7 is called!\" \u003C\u003C endl;\n }\n Computer(const CPU& tmp) : CPU(tmp), brand(\"None\"), type(\"None\"), ram(0), price(0) {\n cout \u003C\u003C \"Function #8 is called!\" \u003C\u003C endl;\n }\n void Show() const {\n cout \u003C\u003C \"Brand:\" \u003C\u003C brand \u003C\u003C \" Type:\" \u003C\u003C type \u003C\u003C \" Memory:\" \u003C\u003C ram \u003C\u003C \" Price:\" \u003C\u003C price;\n cout \u003C\u003C \" CPU:\";\n CPU :: Show();\n cout \u003C\u003C \"Function #9 is called!\" \u003C\u003C endl;\n }\n};\n\n",[44,444,442],{"__ignoreMap":42},[31,446,448],{"id":447},"c3004province-省类由-country-国家类派生","c++.3004Province 省类（由 Country 国家类派生）",[36,450,453],{"className":451,"code":452,"language":41,"meta":42},[39],"class Country {\nprotected:\n char name[40];\n char capital[40];\n int population;\npublic:\n Country() {\n strcpy(name, \"Noname\");\n strcpy(capital, \"Unknown\");\n population = 0;\n cout \u003C\u003C \"Function #1 is called!\" \u003C\u003C endl;\n }\n Country(const char* n, const char* c, int p) {\n strcpy(name, n);\n strcpy(capital, c);\n population = p;\n cout \u003C\u003C \"Function #2 is called!\" \u003C\u003C endl;\n }\n void Show() const {\n cout \u003C\u003C name \u003C\u003C \"(Capital:\" \u003C\u003C capital \u003C\u003C \" population:\" \u003C\u003C population \u003C\u003C \")\" \u003C\u003C endl;\n cout \u003C\u003C \"Function #3 is called!\" \u003C\u003C endl;\n }\n};\n\nclass Province : public Country {\nprivate:\n char provName[40];\n char provCapital[40];\n int provPopulation;\npublic:\n Province() {\n strcpy(provName, \"None\");\n strcpy(provCapital, \"None\");\n provPopulation = 0;\n cout \u003C\u003C \"Function #4 is called!\" \u003C\u003C endl;\n }\n Province(const char* pn, const char* pc, int pp, const char* cn, const char* cc, int cp) : Country(cn, cc, cp) {\n strcpy(provName, pn);\n strcpy(provCapital, pc);\n provPopulation = pp;\n cout \u003C\u003C \"Function #5 is called!\" \u003C\u003C endl;\n }\n Province(const char* pn, const char* pc, int pp, const Country& c) : Country(c) {\n strcpy(provName, pn);\n strcpy(provCapital, pc);\n provPopulation = pp;\n cout \u003C\u003C \"Function #6 is called!\" \u003C\u003C endl;\n }\n Province(const char* pn, const char* pc, int pp) {\n strcpy(provName, pn);\n strcpy(provCapital, pc);\n provPopulation = pp;\n cout \u003C\u003C \"Function #7 is called!\" \u003C\u003C endl;\n }\n Province(const Country& c) : Country(c) {\n strcpy(provName, \"None\");\n strcpy(provCapital, \"None\");\n provPopulation = 0;\n cout \u003C\u003C \"Function #8 is called!\" \u003C\u003C endl;\n }\n void Show() const {\n cout \u003C\u003C provName \u003C\u003C \":provincial capital(\" \u003C\u003C provCapital \u003C\u003C \"),population(\" \u003C\u003C provPopulation \u003C\u003C \"),Country:\";\n Country::Show();\n cout \u003C\u003C \"Function #9 is called!\" \u003C\u003C endl;\n }\n};\n",[44,454,452],{"__ignoreMap":42},[31,456,458],{"id":457},"c3005rectangle-矩形类由-point-点类派生","c++3005Rectangle 矩形类（由 Point 点类派生）",[36,460,463],{"className":461,"code":462,"language":41,"meta":42},[39],"class Point {\nprotected:\n int X;\n int Y;\npublic:\n Point() {\n X = 0;\n Y = 0;\n cout \u003C\u003C \"Function #1 is called!\" \u003C\u003C endl;\n }\n Point(int x, int y) {\n X = x;\n Y = y;\n cout \u003C\u003C \"Function #2 is called!\" \u003C\u003C endl;\n }\n void Show() const {\n cout \u003C\u003C \"(\" \u003C\u003C X \u003C\u003C \",\" \u003C\u003C Y \u003C\u003C \")\" \u003C\u003C endl;\n cout \u003C\u003C \"Function #3 is called!\" \u003C\u003C endl;\n }\n};\n\nclass Rectangle : public Point {\nprivate:\n int width;\n int height;\npublic:\n Rectangle():Point(6,7) {\n width = 0;\n height = 0;\n cout \u003C\u003C \"Function #4 is called!\" \u003C\u003C endl;\n }\n Rectangle(int x, int y, int w, int h) : Point(x, y) {\n width = w;\n height = h;\n cout \u003C\u003C \"Function #5 is called!\" \u003C\u003C endl;\n }\n Rectangle(Point p, int w, int h) : Point(p) {\n width = w;\n height = h;\n cout \u003C\u003C \"Function #6 is called!\" \u003C\u003C endl;\n }\n Rectangle(int w, int h):Point(100,110) {\n width = w;\n height = h;\n cout \u003C\u003C \"Function #7 is called!\" \u003C\u003C endl;\n }\n Rectangle(Point p) : Point(p) {\n width = 10;\n height = 11;\n cout \u003C\u003C \"Function #8 is called!\" \u003C\u003C endl;\n }\n void Show() const {\n cout \u003C\u003C \"Width=\" \u003C\u003C width \u003C\u003C \" Height=\" \u003C\u003C height \u003C\u003C \" Left_Up=\";\n Point::Show();\n cout \u003C\u003C \"Function #9 is called!\" \u003C\u003C endl;\n }\n};\n",[44,464,462],{"__ignoreMap":42},[31,466,468],{"id":467},"c3006three_dimensional-三维坐标类由-point-点类派生","c++.3006Three_dimensional 三维坐标类（由 Point 点类派生）",[36,470,473],{"className":471,"code":472,"language":41,"meta":42},[39],"class Point {\nprotected:\n int x;\n int y;\npublic:\n Point() {\n x = 0;\n y = 0;\n cout \u003C\u003C \"Function #1 is called!\" \u003C\u003C endl;\n }\n Point(int x, int y) {\n this->x = x;\n this->y = y;\n cout \u003C\u003C \"Function #2 is called!\" \u003C\u003C endl;\n }\n void Show() const {\n cout \u003C\u003C \"(\" \u003C\u003C x \u003C\u003C \",\" \u003C\u003C y \u003C\u003C \")\" \u003C\u003C endl;\n cout \u003C\u003C \"Function #3 is called!\" \u003C\u003C endl;\n }\n};\n\nclass Three_dimensional : public Point {\nprivate:\n int z;\npublic:\n Three_dimensional() {\n z = 0;\n cout \u003C\u003C \"Function #4 is called!\" \u003C\u003C endl;\n }\n Three_dimensional(int x, int y, int z) : Point(x, y) {\n this->z = z;\n cout \u003C\u003C \"Function #5 is called!\" \u003C\u003C endl;\n }\n Three_dimensional(Point p, int z) : Point(p) {\n this->z = z;\n cout \u003C\u003C \"Function #6 is called!\" \u003C\u003C endl;\n }\n Three_dimensional(int z):Point(100,210) {\n this->z = z;\n cout \u003C\u003C \"Function #7 is called!\" \u003C\u003C endl;\n }\n Three_dimensional(Point p) : Point(p) {\n z = 11;\n cout \u003C\u003C \"Function #8 is called!\" \u003C\u003C endl;\n }\n void Show() const {\n cout \u003C\u003C \"(\" \u003C\u003C x \u003C\u003C \",\" \u003C\u003C y \u003C\u003C \",\" \u003C\u003C z \u003C\u003C \")\" \u003C\u003C endl;\n cout \u003C\u003C \"Function #9 is called!\" \u003C\u003C endl;\n }\n};\n",[44,474,472],{"__ignoreMap":42},[31,476,478],{"id":477},"c3007person-人员类由-cdate-日期类派生","c++.3007Person 人员类（由 CDate 日期类派生）",[36,480,483],{"className":481,"code":482,"language":41,"meta":42},[39],"class CDate {\nprotected:\n int year;\n int month;\n int day;\npublic:\n CDate() {\n year = 2023;\n month = 6;\n day = 17;\n cout \u003C\u003C \"Function #1 is called!\" \u003C\u003C endl;\n }\n CDate(int y, int m, int d) {\n year = y;\n month = m;\n day = d;\n cout \u003C\u003C \"Function #2 is called!\" \u003C\u003C endl;\n }\n void Show() const {\n cout \u003C\u003C year \u003C\u003C \"-\" \u003C\u003C month \u003C\u003C \"-\" \u003C\u003C day \u003C\u003C endl;\n cout \u003C\u003C \"Function #3 is called!\" \u003C\u003C endl;\n }\n};\n\nclass Person : public CDate {\nprivate:\n char name[40];\n int score;\npublic:\n Person() {\n strcpy(name, \"Unknown\");\n score = 0;\n cout \u003C\u003C \"Function #4 is called!\" \u003C\u003C endl;\n }\n Person(const char* n, int s, int y, int m, int d) : CDate(y, m, d) {\n strcpy(name, n);\n score = s;\n cout \u003C\u003C \"Function #5 is called!\" \u003C\u003C endl;\n }\n Person(const char* n, int s, const CDate& d) : CDate(d) {\n strcpy(name, n);\n score = s;\n cout \u003C\u003C \"Function #6 is called!\" \u003C\u003C endl;\n }\n Person(const char* n, int s) :CDate(2000,12,31){\n strcpy(name, n);\n score = s;\n cout \u003C\u003C \"Function #7 is called!\" \u003C\u003C endl;\n }\n Person(const CDate& d) : CDate(d) {\n strcpy(name, \"Unknown\");\n score = 0;\n cout \u003C\u003C \"Function #8 is called!\" \u003C\u003C endl;\n }\n void Show() const {\n cout \u003C\u003C \"Name:\" \u003C\u003C name \u003C\u003C \" score:\" \u003C\u003C score \u003C\u003C \" birthday:\";\n CDate::Show();\n cout \u003C\u003C \"Function #9 is called!\" \u003C\u003C endl;\n }\n};\n",[44,484,482],{"__ignoreMap":42},[31,486,488],{"id":487},"c3008teacher-教师类由-person-人员类派生","c++.3008Teacher 教师类（由 Person 人员类派生）",[36,490,493],{"className":491,"code":492,"language":41,"meta":42},[39],"class Person {\nprotected:\n char name[40];\n char sex[3];\n int age;\npublic:\n Person() {\n strcpy(name, \"Unknown\");\n strcpy(sex, \"No\");\n age = 0;\n cout \u003C\u003C \"Function #1 is called!\" \u003C\u003C endl;\n }\n Person(const char* n, const char* s, int a) {\n strcpy(name, n);\n strcpy(sex, s);\n age = a;\n cout \u003C\u003C \"Function #2 is called!\" \u003C\u003C endl;\n }\n void Show() const {\n cout \u003C\u003C \"NAME:\" \u003C\u003C name \u003C\u003C \" SEX:\" \u003C\u003C sex \u003C\u003C \" AGE:\" \u003C\u003C age \u003C\u003C endl;\n cout \u003C\u003C \"Function #3 is called!\" \u003C\u003C endl;\n }\n};\n\nclass Teacher : public Person {\nprivate:\n char title[40];\n int pay;\npublic:\n Teacher() {\n strcpy(title, \"NONE\");\n pay = 0;\n cout \u003C\u003C \"Function #4 is called!\" \u003C\u003C endl;\n }\n Teacher(const char* n, const char* s, int a, const char* t, int p) : Person(n, s, a) {\n strcpy(title, t);\n pay = p;\n cout \u003C\u003C \"Function #5 is called!\" \u003C\u003C endl;\n }\n Teacher(const Person& p, const char* t, int p2) : Person(p) {\n strcpy(title, t);\n pay = p2;\n cout \u003C\u003C \"Function #6 is called!\" \u003C\u003C endl;\n }\n Teacher(const char* t, int p) {\n strcpy(title, t);\n pay = p;\n strcpy(name, \"Unknown\");\n strcpy(sex, \"No\");\n age = 0;\n cout \u003C\u003C \"Function #7 is called!\" \u003C\u003C endl;\n }\n Teacher(const Person& p) : Person(p) {\n strcpy(title, \"NONE\");\n pay = 0;\n cout \u003C\u003C \"Function #8 is called!\" \u003C\u003C endl;\n }\n void Show() const {\n cout \u003C\u003C \"NAME:\" \u003C\u003C name \u003C\u003C \" SEX:\" \u003C\u003C sex \u003C\u003C \" AGE:\" \u003C\u003C age \u003C\u003C \" TITLE:\" \u003C\u003C title \u003C\u003C \" PAY:\" \u003C\u003C pay \u003C\u003C endl;\n cout \u003C\u003C \"Function #9 is called!\" \u003C\u003C endl;\n }\n};\n",[44,494,492],{"__ignoreMap":42},[31,496,498],{"id":497},"c3009student-学生类由-person-人员类派生","c++.3009Student 学生类（由 Person 人员类派生）",[36,500,503],{"className":501,"code":502,"language":41,"meta":42},[39],"class Person {\nprotected:\n char name[40];\n char sex[3];\n int age;\npublic:\n Person() {\n strcpy(name, \"Unknown\");\n strcpy(sex, \"No\");\n age = 0;\n cout \u003C\u003C \"Function #1 is called!\" \u003C\u003C endl;\n }\n Person(const char* n, const char* s, int a) {\n strcpy(name, n);\n strcpy(sex, s);\n age = a;\n cout \u003C\u003C \"Function #2 is called!\" \u003C\u003C endl;\n }\n void Show() const {\n cout \u003C\u003C \"NAME:\" \u003C\u003C name \u003C\u003C \" SEX:\" \u003C\u003C sex \u003C\u003C \" AGE:\" \u003C\u003C age \u003C\u003C endl;\n }\n};\n\nclass Student : public Person {\nprivate:\n char Class[40];\n char major[40];\n int score;\npublic:\n Student() {\n strcpy(Class, \"NONE\");\n strcpy(major, \"NONE\");\n score = 100;\n cout \u003C\u003C \"Function #3 is called!\" \u003C\u003C endl;\n }\n Student(const char* n, const char* s, int a, const char* c, const char* m, int sc) : Person(n, s, a) {\n strcpy(Class, c);\n strcpy(major, m);\n score = sc;\n cout \u003C\u003C \"Function #4 is called!\" \u003C\u003C endl;\n }\n Student(const Person& p, const char* c, const char* m, int sc) : Person(p) {\n strcpy(Class, c);\n strcpy(major, m);\n score = sc;\n cout \u003C\u003C \"Function #5 is called!\" \u003C\u003C endl;\n }\n Student(const char* c, const char* m, int sc) {\n strcpy(Class, c);\n strcpy(major, m);\n score = sc;\n strcpy(name, \"Unknown\");\n strcpy(sex, \"No\");\n age = 0;\n cout \u003C\u003C \"Function #6 is called!\" \u003C\u003C endl;\n }\n Student(const Person& p) : Person(p) {\n strcpy(Class, \"NONE\");\n strcpy(major, \"NONE\");\n score = 100;\n cout \u003C\u003C \"Function #7 is called!\" \u003C\u003C endl;\n }\n void Show() const {\n cout \u003C\u003C \"NAME:\" \u003C\u003C name \u003C\u003C \" SEX:\" \u003C\u003C sex \u003C\u003C \" AGE:\" \u003C\u003C age\n \u003C\u003C \" CLASS:\" \u003C\u003C Class \u003C\u003C \" MAJOR:\" \u003C\u003C major \u003C\u003C \" SCORE:\" \u003C\u003C score \u003C\u003C endl;\n }\n};\n",[44,504,502],{"__ignoreMap":42},[31,506,508],{"id":507},"c3010dog-狗类由-mammal-哺乳动物类派生","c++.3010Dog 狗类（由 Mammal 哺乳动物类派生）",[36,510,513],{"className":511,"code":512,"language":41,"meta":42},[39],"#include\u003Ciostream>\n#include\u003Ccstring>\nusing namespace std;\n\nclass Mammal {\nprotected:\n int age;\n int weight;\npublic:\n Mammal() {\n age = 0;\n weight = 0;\n cout \u003C\u003C \"Function #1 is called!\" \u003C\u003C endl;\n }\n Mammal(int a, int w) {\n age = a;\n weight = w;\n cout \u003C\u003C \"Function #2 is called!\" \u003C\u003C endl;\n }\n void Show() const {\n cout \u003C\u003C \"AGE:\" \u003C\u003C age \u003C\u003C \" WEIGHT:\" \u003C\u003C weight \u003C\u003C \"kg\" \u003C\u003C endl;\n }\n};\n\nclass Dog : public Mammal {\nprivate:\n char name[40];\n int color;\npublic:\n Dog() {\n strcpy(name, \"Unknown\");\n color = 1;\n cout \u003C\u003C \"Function #3 is called!\" \u003C\u003C endl;\n }\n Dog(const char* n, int a, int w, int c) : Mammal(a, w) {\n strcpy(name, n);\n color = c;\n cout \u003C\u003C \"Function #4 is called!\" \u003C\u003C endl;\n }\n Dog(const Mammal& m, const char* n, int c) : Mammal(m) {\n strcpy(name, n);\n color = c;\n cout \u003C\u003C \"Function #5 is called!\" \u003C\u003C endl;\n }\n Dog(const char* n, int c) {\n strcpy(name, n);\n color = c;\n age = 0;\n weight = 0;\n cout \u003C\u003C \"Function #6 is called!\" \u003C\u003C endl;\n }\n Dog(const Mammal& m) : Mammal(m) {\n strcpy(name, \"NoName\");\n color = 2;\n cout \u003C\u003C \"Function #7 is called!\" \u003C\u003C endl;\n }\n void Show() const {\n cout \u003C\u003C \"NAME:\" \u003C\u003C name \u003C\u003C \" COLOR:\" \u003C\u003C color \u003C\u003C \" AGE:\" \u003C\u003C age \u003C\u003C \" WEIGHT:\" \u003C\u003C weight \u003C\u003C \"kg\" \u003C\u003C endl;\n }\n};\n",[44,514,512],{"__ignoreMap":42},[31,516,518],{"id":517},"c3011sofa-沙发类由-furniture-家具类派生","c++.3011Sofa 沙发类（由 Furniture 家具类派生）",[36,520,523],{"className":521,"code":522,"language":41,"meta":42},[39],"#include\u003Ciostream>\n#include\u003Cstring>\nusing namespace std;\n\nclass Furniture {\nprotected:\n string nat;\n int price;\npublic:\n Furniture() {\n nat = \"Unknown\";\n price = 0;\n cout \u003C\u003C \"Function #1 is called!\" \u003C\u003C endl;\n }\n Furniture(string m, int p) {\n nat = m;\n price = p;\n cout \u003C\u003C \"Function #2 is called!\" \u003C\u003C endl;\n }\n void Show() const {\n cout \u003C\u003C \"MATERIAL:\" \u003C\u003C nat \u003C\u003C \"\u002FPRICE:\" \u003C\u003C price \u003C\u003C endl;\n }\n};\n\nclass Sofa : public Furniture {\nprivate:\n int seats;\npublic:\n Sofa() {\n seats = 2;\n cout \u003C\u003C \"Function #3 is called!\" \u003C\u003C endl;\n }\n Sofa(string m, int p, int s) : Furniture(m, p) {\n seats = s;\n cout \u003C\u003C \"Function #4 is called!\" \u003C\u003C endl;\n }\n Sofa(const Furniture& f, int s) : Furniture(f) {\n seats = s;\n cout \u003C\u003C \"Function #5 is called!\" \u003C\u003C endl;\n }\n Sofa(int s) {\n seats = s;\n nat = \"Unknown\";\n price = 0;\n cout \u003C\u003C \"Function #6 is called!\" \u003C\u003C endl;\n }\n Sofa(const Furniture& f) : Furniture(f) {\n seats = 5;\n cout \u003C\u003C \"Function #7 is called!\" \u003C\u003C endl;\n }\n void Show() const {\n cout \u003C\u003C \"SEATS:\" \u003C\u003C seats \u003C\u003C \"\u002FMATERIAL:\" \u003C\u003C nat \u003C\u003C \"\u002FPRICE:\" \u003C\u003C price \u003C\u003C endl;\n }\n};\n",[44,524,522],{"__ignoreMap":42},[31,526,528],{"id":527},"c3012bed-床类由-furniture-家具类派生","c++.3012Bed 床类（由 Furniture 家具类派生）",[36,530,533],{"className":531,"code":532,"language":41,"meta":42},[39],"#include\u003Ciostream>\n#include\u003Cstring>\nusing namespace std;\n\nclass Furniture {\nprivate:\n string nat;\n int price;\npublic:\n Furniture() : nat(\"Unknown\"), price(0) {\n cout \u003C\u003C \"Function #1 is called!\" \u003C\u003C endl;\n }\n Furniture(string mat, int p) : nat(mat), price(p) {\n cout \u003C\u003C \"Function #2 is called!\" \u003C\u003C endl;\n }\n void Show() {\n cout \u003C\u003C \"MATERIAL:\" \u003C\u003C nat \u003C\u003C \"\u002FPRICE:\" \u003C\u003C price \u003C\u003C endl;\n }\n string getNat() const { return nat; }\n int getPrice() const { return price; }\n};\n\nclass Bed : public Furniture {\nprivate:\n string bedtype;\npublic:\n Bed() : bedtype(\"NONE\") {\n cout \u003C\u003C \"Function #3 is called!\" \u003C\u003C endl;\n }\n Bed(string mat, int p, string type) : Furniture(mat, p), bedtype(type) {\n cout \u003C\u003C \"Function #4 is called!\" \u003C\u003C endl;\n }\n Bed(const Furniture& fur, string type) : Furniture(fur), bedtype(type) {\n cout \u003C\u003C \"Function #5 is called!\" \u003C\u003C endl;\n }\n Bed(string type) : bedtype(type) {\n cout \u003C\u003C \"Function #6 is called!\" \u003C\u003C endl;\n }\n Bed(const Furniture& fur) : Furniture(fur), bedtype(\"unknown\") {\n cout \u003C\u003C \"Function #7 is called!\" \u003C\u003C endl;\n }\n void Show() {\n cout \u003C\u003C \"BedType:\" \u003C\u003C bedtype \u003C\u003C \"\u002F\";\n Furniture::Show();\n }\n};\n",[44,534,532],{"__ignoreMap":42},[31,536,538],{"id":537},"c3013alarmclock-闹钟类由-clock-钟表类派生","c++.3013AlarmClock 闹钟类（由 Clock 钟表类派生）",[36,540,545],{"className":541,"code":543,"language":544,"meta":42},[542],"language-C++","class Clock {\nprotected:\n int hour;\n int minute;\n int second;\npublic:\n Clock() : hour(0), minute(0), second(0) {\n cout \u003C\u003C \"Function #1 is called!\" \u003C\u003C endl;\n }\n Clock(int h, int m, int s) : hour(h), minute(m), second(s) {\n cout \u003C\u003C \"Function #2 is called!\" \u003C\u003C endl;\n }\n void Show() {\n cout \u003C\u003C \"Current Time:\" \u003C\u003C hour \u003C\u003C \":\" \u003C\u003C minute \u003C\u003C \":\" \u003C\u003C second \u003C\u003C endl;\n }\n int getHour() const { return hour; }\n int getMinute() const { return minute; }\n int getSecond() const { return second; }\n};\n\nclass AlarmClock : public Clock {\nprivate:\n int on;\n int AlarmHour;\n int AlarmMinute;\npublic:\n AlarmClock() : on(0), AlarmHour(8), AlarmMinute(10) {\n cout \u003C\u003C \"Function #3 is called!\" \u003C\u003C endl;\n }\n AlarmClock(int h, int m, int s, int o, int ah, int am) : Clock(h, m, s), on(o), AlarmHour(ah), AlarmMinute(am) {\n cout \u003C\u003C \"Function #4 is called!\" \u003C\u003C endl;\n }\n AlarmClock(const Clock& c, int o, int ah, int am) : Clock(c), on(o), AlarmHour(ah), AlarmMinute(am) {\n cout \u003C\u003C \"Function #5 is called!\" \u003C\u003C endl;\n }\n AlarmClock(int o, int ah, int am) : Clock(1, 2, 3), on(o), AlarmHour(ah), AlarmMinute(am) {\n cout \u003C\u003C \"Function #6 is called!\" \u003C\u003C endl;\n }\n AlarmClock(const Clock& c) : Clock(c), on(0), AlarmHour(1), AlarmMinute(2) {\n cout \u003C\u003C \"Function #7 is called!\" \u003C\u003C endl;\n }\n void Show() {\n cout \u003C\u003C \"Current Time:\" \u003C\u003C hour \u003C\u003C \":\" \u003C\u003C minute \u003C\u003C \":\" \u003C\u003C second \u003C\u003C \" AlarmTime:\" \u003C\u003C AlarmHour \u003C\u003C \":\" \u003C\u003C AlarmMinute;\n if (on == 1) {\n cout \u003C\u003C \" AlarmClock on\" \u003C\u003C endl;\n }\n else {\n cout \u003C\u003C \" AlarmClock off\" \u003C\u003C endl;\n }\n }\n};\n","C++",[44,546,543],{"__ignoreMap":42},[31,548,550],{"id":549},"c3014doctor-医生类由-person-人员类派生","c++.3014Doctor 医生类（由 Person 人员类派生）",[36,552,555],{"className":553,"code":554,"language":544,"meta":42},[542],"class Person {\nprotected:\n char name[40];\n char sex[3];\n int age;\npublic:\n Person() {\n strcpy(name, \"Unknown\");\n strcpy(sex, \"No\");\n age = 0;\n cout \u003C\u003C \"Function #1 is called!\" \u003C\u003C endl;\n }\n Person(const char* n, const char* s, int a) {\n strcpy(name, n);\n strcpy(sex, s);\n age = a;\n cout \u003C\u003C \"Function #2 is called!\" \u003C\u003C endl;\n }\n void Show() {\n cout \u003C\u003C \"NAME:\" \u003C\u003C name \u003C\u003C \" SEX:\" \u003C\u003C sex \u003C\u003C \" AGE:\" \u003C\u003C age \u003C\u003C endl;\n }\n const char* getName() const { return name; }\n const char* getSex() const { return sex; }\n int getAge() const { return age; }\n};\n\nclass Doctor : public Person {\nprivate:\n char specialty[40];\n int office_visit_fee;\npublic:\n Doctor() : office_visit_fee(10000) {\n strcpy(specialty, \"NONE\");\n cout \u003C\u003C \"Function #3 is called!\" \u003C\u003C endl;\n }\n Doctor(const char* n, const char* s, int a, const char* sp, int fee) : Person(n, s, a), office_visit_fee(fee) {\n strcpy(specialty, sp);\n cout \u003C\u003C \"Function #4 is called!\" \u003C\u003C endl;\n }\n Doctor(const Person& p, const char* sp, int fee) : Person(p), office_visit_fee(fee) {\n strcpy(specialty, sp);\n cout \u003C\u003C \"Function #5 is called!\" \u003C\u003C endl;\n }\n Doctor(const char* sp, int fee) : office_visit_fee(fee) {\n strcpy(specialty, sp);\n cout \u003C\u003C \"Function #6 is called!\" \u003C\u003C endl;\n }\n Doctor(const Person& p) : Person(p), office_visit_fee(20) {\n strcpy(specialty, \"None\");\n cout \u003C\u003C \"Function #7 is called!\" \u003C\u003C endl;\n }\n void Show() {\n cout \u003C\u003C \"NAME:\" \u003C\u003C name \u003C\u003C \" SEX:\" \u003C\u003C sex \u003C\u003C \" AGE:\" \u003C\u003C age \u003C\u003C \" SPECIALTY:\" \u003C\u003C specialty \u003C\u003C \" OFFICE_VISIT_FEE:\" \u003C\u003C office_visit_fee \u003C\u003C endl;\n }\n};\n",[44,556,554],{"__ignoreMap":42},[31,558,560],{"id":559},"c3015employee-雇员类由-person-人员类派生","c++.3015Employee 雇员类（由 Person 人员类派生）",[36,562,565],{"className":563,"code":564,"language":544,"meta":42},[542],"#include\u003Ciostream>\n#include\u003Ccstring>\nusing namespace std;\n\nclass Person {\nprotected:\n char name[40];\n int gender;\n int age;\npublic:\n Person() {\n strcpy(name, \"Unknown\");\n gender = -1;\n age = 0;\n cout \u003C\u003C \"Function #1 is called!\" \u003C\u003C endl;\n }\n Person(const char* n, int g, int a) {\n strcpy(name, n);\n gender = g;\n age = a;\n cout \u003C\u003C \"Function #2 is called!\" \u003C\u003C endl;\n }\n void Show() {\n cout \u003C\u003C \"NAME:\" \u003C\u003C name \u003C\u003C \" GENDER:\";\n if (gender == 1) {\n cout \u003C\u003C \"male\";\n } else if (gender == 0) {\n cout \u003C\u003C \"female\";\n } else {\n cout \u003C\u003C \"blank\";\n }\n cout \u003C\u003C \" AGE:\" \u003C\u003C age \u003C\u003C endl;\n }\n const char* getName() const { return name; }\n int getGender() const { return gender; }\n int getAge() const { return age; }\n};\n\nclass Employee : public Person {\nprivate:\n char department[40];\n int salary;\npublic:\n Employee() : salary(99999999) {\n strcpy(department, \"NONE\");\n cout \u003C\u003C \"Function #3 is called!\" \u003C\u003C endl;\n }\n Employee(const char* n, int g, int a, const char* d, int s) : Person(n, g, a), salary(s) {\n strcpy(department, d);\n cout \u003C\u003C \"Function #4 is called!\" \u003C\u003C endl;\n }\n Employee(const Person& p, const char* d, int s) : Person(p), salary(s) {\n strcpy(department, d);\n cout \u003C\u003C \"Function #5 is called!\" \u003C\u003C endl;\n }\n Employee(const char* d, int s) : salary(s) {\n strcpy(department, d);\n cout \u003C\u003C \"Function #6 is called!\" \u003C\u003C endl;\n }\n Employee(const Person& p) : Person(p), salary(100000000) {\n strcpy(department, \"unknown\");\n cout \u003C\u003C \"Function #7 is called!\" \u003C\u003C endl;\n }\n void Show() {\n cout \u003C\u003C \"NAME:\" \u003C\u003C name \u003C\u003C \" GENDER:\";\n if (gender == 1) {\n cout \u003C\u003C \"male\";\n } else if (gender == 0) {\n cout \u003C\u003C \"female\";\n } else {\n cout \u003C\u003C \"blank\";\n }\n cout \u003C\u003C \" AGE:\" \u003C\u003C age \u003C\u003C \"DEPARTMENT:\" \u003C\u003C department \u003C\u003C \" SALARY:\" \u003C\u003C salary \u003C\u003C endl;\n }\n};\n",[44,566,564],{"__ignoreMap":42},[568,569,571],"h1",{"id":570},"至此完结撒花","至此！完结撒花~",[15,573,574,575],{},"代码编写者： 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00:00:00","WUST OJ C++ 面向对象题集参考代码整理，代码块中的 main 测试函数已删去，方便按题目直接复制提交。",false,"md","https:\u002F\u002Fi.postimg.cc\u002FZnCzZKvr\u002F2cb79efe667b08d4b12e3b103d67653.jpg",{"slots":653},{},true,"\u002F2025\u002Fwust-oj-cpp-reference-code",null,{"text":658,"minutes":659,"time":660,"words":661},"47 min read",46.84,2810400,9368,{"title":5,"description":648},{"loc":655},"posts\u002F2025\u002Fwustoj-cpp参考代码",[666,544,646,667],"学习","参考代码","tech","2026-07-01 16:04:58","3QaGer7-rKWnj1oGTG3CDpwbga9jEM0VB7-h7fp96eM",[656,672],{"title":673,"path":674,"stem":675,"date":676,"type":668,"children":-1},"2025 | 中国近现代史重点","\u002F2026\u002Fmodern-history-review","posts\u002F2026\u002F2025 近代史纲要重点","2026-01-08 10:35:50",1786256779842]