#include <iostream>
#include <algorithm>
#include <vector>

using namespace std;
#define ll  unsigned long long

int main()
{
    int q;

    /*
    for (q = 1;; q++){
        int cnt = 0;
        cout << "q :" << q << endl;
        for (int i = 0; i < q; i++){
            for (int j = 0; j < q - i; j++){
                cnt++;
            }
            cout << "j end :" << cnt << endl;
        }
        cout << "i end :" << cnt << endl;

    }
    */
    cin >> q;

    vector<vector<ll>> bv;
    bv.push_back(vector<ll>(1501 + 1, 1));
    for (int j = 0; j < 1500; j++){
        vector<ll> v(1, 1);
        for (int k = 0; k < 1501; k++){
            v.push_back(v[k] + bv[j][k + 1]);
        }
        bv.push_back(v);
    }

    for (int i = 0; i < q; i++){
        ll d, x, t;
        cin >> d >> x >> t;

        if (bv[d - 1][x] <= t){
            cout << "AC" << endl;
        }
        else{
            cout << "ZETUBOU" << endl;
        }

    }
    return 0;
}