#include <iostream>
#include <string>
#include <algorithm>
#include <vector>
#include <stack>
#include <queue>
#include <list>
#include <set>
#include <map>
#include <numeric>
#include <regex>
#include <tuple>
#include <iomanip>
#include <cmath>
using namespace std;

typedef long long ll;
typedef pair<int, int> P;
#define MOD 1000000007 // 10^9 + 7
#define INF 1000000000 // 10^9
#define LLINF 1LL<<60

const ll M = 10000000000000000LL;

// combination_table
// パスカルの三角形
ll Com[3009][3009]; // C[n][k] = nCk

void combination_table(int N) {
	for (int i = 1; i <= N; i++) {
		for (int j = 0; j <= i; j++) {
			if (j == 0 || j == i) Com[i][j] = 1LL;
			else Com[i][j] = min(M, Com[i - 1][j] + Com[i - 1][j - 1]);
		}
	}
}

int D[10009];
int X[10009];
ll T[10009];

int main() {
	cin.tie(0);
	ios::sync_with_stdio(false);

	int Q; cin >> Q;
	for (int i = 1; i <= Q; i++) cin >> D[i] >> X[i] >> T[i];

	combination_table(3002);
	//cout << "ok2" << endl;

	for (int i = 1; i <= Q; i++) {
		if (Com[X[i] + D[i] - 1][X[i]] <= T[i]) cout << "AC" << endl;
		else cout << "ZETUBOU" << endl;
	}


	return 0;
}