#include <bits/stdc++.h>

using namespace std;

#define FOR(i,a,b) for(int i=(a);i<(b);i++)
#define REP(i,n) FOR(i,0,n)
#define ALL(v) (v).begin(),(v).end()

template<typename A, typename B> inline bool chmax(A &a, B b) { if (a<b) { a=b; return 1; } return 0; }
template<typename A, typename B> inline bool chmin(A &a, B b) { if (a>b) { a=b; return 1; } return 0; }

typedef unsigned long long ull;
typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
typedef pair<int, pii> P;

const ll INF = 1ll<<29;
const ll MOD = 1000000007;
const double EPS  = 1e-10;

ll ncr[3001][3001];

void nCr(ll n, ll r) {
	REP(i, n + 1) {
		REP(j, i + 1) {
			if (j == 0 || j == i) ncr[i][j] = 1;
			else {
				ncr[i][j] = ncr[i - 1][j - 1] + ncr[i - 1][j];
				chmin(ncr[i][j], 1ll<<61);
			}
		}
	}
}

ll nhr(ll n, ll r) {
	return ncr[n + r - 1][r];
}

int main() {
	nCr(3000, 3000);
	
	int q;
	cin >> q;
	REP(i, q) {
		ll d, x, t;
		scanf("%lld %lld %lld", &d, &x, &t);
		
		puts(nhr(d, x) <= t ? "AC" : "ZETUBOU");
	}
	return 0;
}