字符串反转-简单题

#include "stdafx.h"
#include<iostream>
using namespace std;

void reverse(char *start,char*end)
{
while(start<end)
{
char t=*start;
*(start++)=*end;
*(end--)=t;
}
}

int main()
{
char s[100];
cin.getline(s,100);
char *start=s;
char *end =s;
while(*end)
end++;
end--;
reverse(start,end);
cout<<s;
system("pause");
return 0;
}