判断回文数

#include <iostream>
#include <string>
using namespace std;
// 判断回文数


bool isPalidrome(string  p);


int main()
{
string s;
cout << "请输入字符串：";
cin >> s;
if (isPalidrome(s))
cout << s << "是回文数" << endl;
else
cout << s << "不是回文数！" << endl;
system("pause");
return 0;
}


bool isPalidrome(string  p)
{
int start = 0, end = p.length() - 1;
while (start != end && start <= end)
if (p[start++] != p[end--])
return false;
return true;
}