C++代码:
(注意不要添加using namespace std;否则会调用系统的库函数min)
#include<iostream>
template <typename T>
T min(T a,T b)
{
if(a>b) return b;
else return a;
}
int main()
{
int a1=2,a2=2;
char c1='c',c2='a';
float f1=2.2,f2=1.0;
std::cout <<"int:"<< min(a1,a2)<<std::endl;
std::cout <<"char:"<<min(c1,c2)<<std::endl;
std::cout <<"float:"<<min(f1,f2)<<std::endl;
return 0;
}
C代码如下:
#include<stdio.h>
template <typename T>
T min(T a,T b)
{
if(a>b) return b;
else return a;
}
int main(void)
{
int a1=2,a2=2;
char c1='c',c2='a';
float f1=2.2,f2=1.0;
printf("int:%d\n",min(a1,a2));
printf("char:%c\n",min(c1,c2));
printf("float:%f\n",min(f1,f2));
return 0;
}
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