#include <iostream>
#include <string>
#include <vector>
#include <algorithm>
#include <sstream>
#include <cstdio>
#include <cstdlib>
#include <cmath>


using namespace std;

long long INF = 10e15;

long long fac(long long n){
    long long ans = 1;
    while(n > 0){
        ans *= n;
        n--;
    }
    return ans;
}

double Comb(long long n, long long k){
    double ans = 1;
    //long long kk = k;
    if(n-k < k)
        k = n-k;
    for(long long i=1; i<=k; i++){
        ans *= (n-i+1);
        ans /= i;
    }

    return ans;
}

int main(){
    int N;
    
    cin >> N;
    for(int i=0; i<N; i++){
        long long D, X, T;
        cin >> D >> X >> T;
        /*
        if(Comb(X+D-1, X, T)){
            cout << "AC" << endl;
        }else{
            cout << "ZETUBOU" << endl;
        }
        */
        
        if(Comb(X+D-1, X) > T ){
//            cout << Comb(X+D-1, X) << endl;
            cout << "ZETUBOU" << endl;
        }
        else{
//            cout << Comb(X+D-1, X) << endl;
            cout << "AC" << endl;
        }
        
    }
    
    /*
    cout << Comb(5, 3) << endl;
    cout << Comb(4, 3) << endl;
    */
    
    return 0;
}