c9-14.cpp

来自「谭浩强C程序设计习题答案」· C++ 代码 · 共 28 行

#include <iostream>
using namespace std;
template<class numtype>
class Compare
 {public:
   Compare(numtype a,numtype b)
    {x=a;y=b;}
   numtype max()
    {return (x>y)?x:y;}
   numtype min()
    {return (x<y)?x:y;}
  private:
    numtype x,y;
 };
int main()
{Compare<int> cmp1(3,7);
 cout<<cmp1.max()<<" is the Maximum of two inteder numbers."<<endl;
 cout<<cmp1.min()<<" is the Minimum of two inteder numbers."<<endl<<endl;
 Compare<float> cmp2(45.78,93.6);
 cout<<cmp2.max()<<" is the Maximum of two float numbers."<<endl;
 cout<<cmp2.min()<<" is the Minimum of two float numbers."<<endl<<endl;
 Compare<char> cmp3('a','A');
 cout<<cmp3.max()<<" is the Maximum of two characters."<<endl;
 cout<<cmp3.min()<<" is the Minimum of two characters."<<endl;
 return 0;
}