4
level
abcde
noon
haha

yes
no
yes
no

#include<iostream>
#include<algorithm>
#include<string>
using namespace std;
int main()
{
   string a,b;
   int n;
   cin>>n;
   while(n--)
   {
	   cin>>a; 
	   b=a;
	   reverse(a.begin(),a.end());
	   if(a==b)
		   cout<<"yes"<<endl;
	   else
		   cout<<"no"<<endl;
   }
	return 0;
}