#include <bits/stdc++.h>
using namespace std;
using ll = long long;
#define rep(i, n) for (int i = 0; i < (int)(n); i++)

void solve() {
  ll n, k;
  cin >> n >> k;
  ll pos = (k - 1) % 12;
  char ans = ' ';
  if (pos == 0) {
    ans = 'y';
  } else if (pos == 6) {
    ans = 'n';
  } else {
    pos %= 6;
    if (pos <= 2) {
      ans = 'u';
    } else if (pos == 3) {
      ans = 's';
    } else {
      ans = 'a';
    }
  }
  cout << ans << '\n';
}

int main() {
  std::cin.tie(nullptr);
  std::ios_base::sync_with_stdio(false);
  int T = 1;
  for (int t = 0; t < T; t++) {
    solve();
  }
  return 0;
}