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编程练习答案 习题1 习题2 习题3 习题4 习题5 习题1//winec.h #ifndef WINEC_H_ #define WINEC_H_ #include <iostream> #include <string> #include <valarray> using namespace std; template<class T1, class T2> class Pair { private:T1 year;T2 bottles; public:Pair(const T1 &yr, const T2 &bt) :year(yr), bottles(bt) {}Pair() {}void Set(const T1 &yr, const T2 &bt);int Sum()const;void Show(int y)con...
1 const unsigned int strsize = 50;2 struct bop //结构体就像一个数据类型如int 使用前应该先给他一个变量如本题中的bop3 {4 char fullname[strsize]; // real name5 char title[strsize]; // job title6 char bopname[strsize]; // secret BOP name7 int preference; // 0 = fullname, 1 = title, 2 = bopname8 };9 void display_by_name(const struct bop *bopArray, unsign...
数学是一门为不同事物起相同名字的艺术，从这点看英语是有多笨拙--------------
13-1#pragma once #ifndef CD_H_ #define CD_H_ class Cd { private:char performers[50];char label[20];int selections;double playtime; public:Cd(const char* s1, const char* s2, int n, double x);Cd(const Cd& d);Cd();virtual ~Cd();virtual void Report() const;Cd& operator=(const Cd& d); }; class Classic :public Cd { private:char name[20]; public:Classic(const char* s1, const char* s2, const char* s3, int...
12-1//hf #pragma once #ifndef COW_H_ #define COW_H_ class Cow { private:char name[20];char* hobby;double weight; public:Cow();Cow(const char* nm, const char* ho, double wt);Cow(const Cow& c);~Cow();Cow& operator=(const Cow& c);void ShowCow() const; }; #endif // !COW_H_ //rf #include "pch.h" #include <iostream> #include <cstring> #include "cow.h" using namespace std; Cow::Cow() {name[0] = \0;hobby ...