#include <bits/stdc++.h>

using namespace std;

using ll = long long;

int main() {
    cin.tie(nullptr);
    ios::sync_with_stdio(false);
    int n;
    cin >> n;
    for (int i = 0; i < n; ++i) {
        int x;
        cin >> x;
        cout << (x == 0 ? "Y" : "N") << "\n";
    }
    return 0;
}