#include <iostream>
using namespace std;
 
int main() {
	int t;
	cin >> t;
	while(t--){
		string s;
		cin >> s;
		int x;
		int a[123]={0};
		int y=0;
		for(int i=0; i<s.length()/2; i++){
			x=s[i];
			a[x]++;
			y++;
		}
		for(int i=s.length()-y; i<=s.length()-1; i++){
			x=s[i];
			a[x]--;
		}
		int flag=0;
		for(int i=96; i<123; i++)
		{
			if(a[x]!=0){
				flag=1;
				break;
			}
		}
		if(flag==1)
			cout << "NO" << endl;
		else
			cout << "YES" << endl;
	}
	return 0;
}

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NgpnYWdhCmFiY2RlCnJvdG9yCnh5enh5CmFiYmFhYgphYmFiYw==

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