def solve():
    dp = [[0 for x in range(1501)] for d in range(1501)]
    for d in range(1, 1501):
        dp1 = dp[d - 1]
        s = 0
        for x in range(1501):
            s += dp1[x]
            if d == 1:
                dp[d][x] = 1
            elif x == 0:
                dp[d][x] = 1
            else:
                dp[d][x] += s

    Q = int(input())
    for _ in range(Q):
        d, x, t = map(int, input().split())
        print('AC' if dp[d][x] <= t else 'ZETUBOU')


if __name__ == '__main__':
    solve()