#include <bits/stdc++.h>

using i64 = long long;
using u64 = unsigned long long;
using u32 = unsigned;

using u128 = unsigned __int128;
using i128 = __int128;

int main() {
    std::ios::sync_with_stdio(false);
    std::cin.tie(nullptr);

    i64 n, k;
    std::cin >> n >> k;

    int r = (k - 1) % 12;

    if (r == 0) std::cout << 'y';
    else if (r == 1 || r == 2 || r == 7 || r == 8) std::cout << 'u';
    else if (r == 3 || r == 9) std::cout << 's';
    else if (r == 4 || r == 5 || r == 10 || r == 11) std::cout << 'a';
    else if (r == 6) std::cout << 'n';

    return 0;
}