#include <bits/stdc++.h>
using namespace std;

int main() {
    int T;
    cin >> T;
    vector<int>A(T);
    for (int i = 0; i < T; i++) {
        cin >> A.at(i);
        if (A.at(i) == 0) cout << 'Y' << endl;
        else cout << 'N' << endl;
    }
}