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

long long memo[1510][1510];
long long f(int x, int d) {
  if (memo[x][d] > 0) {
    return memo[x][d];
  }
  long long ret;
  if (x == 0) {
    ret = 1;
  } else if (d == 1) {
    ret = x + 1;
  } else {
    ret = f(x - 1, d) + f(x, d - 1);
    if (ret > 1e16) {
      ret = 1e16;
    }
  }
  return memo[x][d] = ret;
}

int main() {
  int Q; cin >> Q;
  for (int i = 0; i < Q; i++) {
    int d, x;
    long long t;
    cin >> d >> x >> t;
    if (d == 1) {
      if (t > 0) {
        cout << "AC" << endl;
      } else {
        cout << "ZETUBOU" << endl;
      }
    } else {
      if (f(x, d - 1) <= t) {
        cout << "AC" << endl;
      } else {
        cout << "ZETUBOU" << endl;
      }
    }
  }
  return 0;
}