C语言相关程序

#include<iostream.h>
int max(int a, int b, int c)
{
	int t;
	t=a;
	if(b>t)t=b;
	if(c>t)t=c;
	return t;
}
void main()
{
	int x,y,z;
	cout<<"please input x y z:"<<endl;
	cin>>x>>y>>z;
	int m=max(x,y,z);
	cout<<"the max is: "<<m<<endl;
}