#include <bits/stdc++.h>

using namespace std;

int main()
{
    int t;
    cin >> t;
    string lis[t];
    for (int i = 0; i < t; i++)
    {
        int x;
        cin >> x;
        if (x == 0 || x == 45)
        {
            lis[i] = "Y";
        }
        else
        {
            lis[i] = "N";
        }
    }

    for (int i = 0; i < t; i++)
    {
        cout << lis[i] << endl;
    }
}