今天老师布置了一道作业题希望大家能帮帮忙！谢了！
时间:2008-06-12 10:13:26
来源:论坛整理 作者: 编辑:chinaitzhe
2、重载 运算符以实现增加一秒的功能。（前缀后缀皆可），重载>>和 < <运算符以实现时间的输入和输出功能。
3、编写主函数对CTime进行测试。
网友回复:呼唤过儿
网友回复:加油,应该不难!
网友回复:
- C/C code
Code highlighting produced by Actipro CodeHighlighter (freeware) http://www.CodeHighlighter.com/ #include<iostream.h> #include<string.h> #include<math.h> class Time { public: Time():Hour(0),Minute(0),Second(0){} Time(int h,int m,int s):Hour(h),Minute(m),Second(s){} Time (Time&t):Hour(t.Hour),Minute(t.Minute),Second(t.Second){} Time& Add(Time&); Time& Sub(Time&); friend Time& operator ( Time&, Time&); friend Time& operator - (Time&, Time&); void operator ();//自增1秒（按两种结合形式） void operator -- ();//自减1秒（按两种结合形式） void operator (int);//自增1秒（按两种结合形式） void operator -- (int);//自减1秒（按两种结合形式） void Display() {cout<<Hour<<":"<<Minute<<":"<<Second<<endl;} private: int Hour,Minute,Second; }; Time& operator ( Time&t1, Time&t2) { int temp=t1.Hour*3600 t1.Minute*60 t1.Second (t2.Hour*3600 t2.Minute*60 t2.Second); t1.Hour=temp/3600; t1.Minute=(temp600)/60; t1.Second=temp600`; return t1; } Time& operator-( Time&t1, Time&t2) { int temp=t1.Hour*3600 t1.Minute*60 t1.Second-(t2.Hour*3600 t2.Minute*60 t2.Second); t1.Hour=temp/3600; t1.Minute=(temp600)/60; t1.Second=temp600`; return t1; } Time& Time::Add(Time&t1) { int temp=t1.Hour*3600 t1.Minute*60 t1.Second (Hour*3600 Minute*60 Second); Hour=temp/3600; Minute=(temp600)/60; Second=temp600`; return *this; } Time& Time::Sub(Time&t1) { int temp=(Hour*3600 Minute*60 Second)-(t1.Hour*3600 t1.Minute*60 t1.Second); Hour=temp/3600; Minute=(temp600)/60; Second=temp600`; return *this; } void Time::operator (){Second ;} void Time::operator --(){Second--;} void Time::operator (int){ Second;} void Time::operator --(int){--Second;} void main() { Time t1(1,5,6),t2(5,59,59); t1=t1 t2; //测试 t1.Display(); t2.Add(t1); //测试Add t2.Display(); t2 ; //测试 t2.Display(); t2--; //测试-- t2.Display(); t2.Sub(t2); //测试Sub t2.Display(); }
网友回复:赞k2eats!
网友回复:/*
code make by www.ecjtu.org
*/
#include <iostream>
using namespace std;
class CTime
{
public:
CTime(){}
CTime(int hour, int min, int sec) : m_Hour(hour), m_Min(min), m_Sec(sec) {}
CTime& operator ();
CTime operator (int nFlag);
friend istream& operator >> (istream& is, CTime& obj);
friend ostream& operator < < (ostream& os, const CTime& obj);
void countTime(void);//用于进位计时
protected:
private:
int m_Hour;
int m_Min;
int m_Sec;
};
void CTime::countTime(void)
{
if (m_Sec > 60)
{
m_Sec = 1;
m_Min;
}
if (m_Min > 60)
{
m_Min = 1;
m_Hour;
}
if (m_Hour > 24)
{
m_Hour = 0;
}
}
CTime& CTime::operator ()
{
this->m_Sec ;
countTime();
return *this;
}
CTime CTime::operator (int nFlag)
{
CTime temp(*this);
this->m_Sec ;
countTime();
return temp;
}
istream& operator >> (istream& is, CTime& obj)
{
is >> obj.m_Hour >> obj.m_Min >> obj.m_Sec;
return is;
}
ostream& operator < < (ostream& os, const CTime& obj)
{
os < < obj.m_Hour < < "-" < < obj.m_Min < < "-" < < obj.m_Sec;
return os;
}
int main()
{
CTime obj;
cin >> obj;
obj ;
cout < < obj;
}
网友回复:靠，都是一群色狼，
网友回复:你太有才了！
绝对的色狼！！
关键字：今天,老师,布置,一道,业题,
下一篇：下面没有链接了
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