
#include<iostream>
#include<vector>
using namespace std;
int main()
{
vector<char> l;
vector<char>::iterator iter1;
vector<char>::iterator iter2;
char c;
while(cin>>c)
{
l.push_back(c);
}
iter2=l.end()-1;
int flag=1;
for(iter1=l.begin();iter1<=iter2;iter1++,iter2--)
{
flag=1;
if(*iter1 != *iter2)
{
flag=0;
break;
}
}
if(flag)
cout<<"YES"<<endl;
else
cout<<"NO"<<endl;
}



by: 发表于:2017-09-01 09:53:20 顶(0) | 踩(0) 回复
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