/* -*- coding: utf-8 -*-
 *
 * 250.cc: No.250 atetubouのzetubou - yukicoder
 */

#include<cstdio>
#include<cstdlib>
#include<cstring>
#include<cmath>
#include<iostream>
#include<string>
#include<vector>
#include<map>
#include<set>
#include<stack>
#include<list>
#include<queue>
#include<deque>
#include<algorithm>
#include<numeric>
#include<utility>
#include<complex>
#include<functional>
 
using namespace std;

/* constant */

const int MAX_X = 1500;
const int MAX_D = 1500;
const int MAX_XD = MAX_X + MAX_D;

typedef long long ll;
const ll MAX_T = 1000000000000000LL;

/* typedef */


/* global variables */

ll combs[MAX_XD][MAX_XD];

/* subroutines */

/* main */

int main() {
  for (int i = 0; i < MAX_XD; i++) {
    combs[i][0] = combs[i][i] = 1;
    for (int j = 1; j < i; j++) {
      if (combs[i - 1][j - 1] < MAX_T && combs[i - 1][j] < MAX_T)
	combs[i][j] = combs[i - 1][j - 1] + combs[i - 1][j];
      else
	combs[i][j] = MAX_T + 1;
    }
  }

  int qn;
  cin >> qn;

  while (qn--) {
    int di, xi;
    ll ti;
    cin >> di >> xi >> ti;

    ll pn = combs[xi + di - 1][di - 1];
    //printf("xi=%d, di=%d => pn=%lld, ti=%lld\n", xi, di, pn, ti);
    cout << (pn <= ti ? "AC" : "ZETUBOU") << endl;
  }

  return 0;
}