#include<bits/stdc++.h>
using namespace std;
int main(){ //C++17级 回文字符串
	int n;
	cin>>n;
	while(n--){
		string s,s2="";
		cin>>s;
		for(int i=s.size()-1;i>=0;i--)
			s2+=s[i];
		if(s2==s)
			cout<<"Yes\n";
		else
			cout<<"No\n";
	}
	return 0;
}