#include<bits/stdc++.h>
typedef long long ll;
using namespace std;
ll INF = 1e17;
int MOD = 1e9+7;
ll dp[1510][1510];
main(){
    fill(dp[0],dp[0]+1501,1);
    for(int i = 0;i <= 1500;i++)dp[i][0] = 1;
    for(int i = 1;i < 1500;i++){
        for(int j = 1;j <= 1500;j++){
            if(dp[i-1][j] > (ll)(1e15) || dp[i][j-1] > (ll)(1e15))
                dp[i][j] = INF;
            else dp[i][j] = dp[i-1][j] + dp[i][j-1];
        }
    }
    int Q;
    cin >> Q;
    for(int i = 0;i < Q;i++){
        ll D,T,X;
        cin >> D >> T >> X;
        if(dp[D-1][T] > X)cout << "ZETUBOU" << endl;
        else cout << "AC" << endl;
    }
}