#include <iostream>
#include <cstdio>
#include <vector>

using namespace std;

typedef vector<long long> VLL;
typedef vector<VLL> VVLL;

VVLL pascal;

const long long INF = 1e16;
const int PASCAL_MAX = 3000;

void make_pascal() {
	pascal.assign(PASCAL_MAX + 1, VLL(PASCAL_MAX + 1, INF));
	pascal[0][0] = 1;

	for (int i = 1; i <= PASCAL_MAX; i++) {
		pascal[i][0] = 1;
		pascal[i][i] = 1;
		for (int j = 1; j < i; j++) {
			pascal[i][j] = min(INF, pascal[i - 1][j - 1] + pascal[i - 1][j]);
		}
	}
}

int main() {
	make_pascal();

	int q, d, x;
	long long t;

	cin >> q;
	vector<bool> ok(q);
	for (int i = 0; i < q; i++) {
		cin >> d >> x >> t;
		d--;
		ok[i] = (pascal[d+x][x] <= t);
	}

	for (int i = 0; i < q; i++) {
		cout << (ok[i] ? "AC" : "ZETUBOU") << endl;
	}
	return 0;
}