dp = [[0 for _ in range(3000)] for _ in range(3000)]
for i in range(3000):
    dp[i][0] = 1
    dp[i][i] = 1
for i in range(1,3000):
    for j in range(1,i):
        dp[i][j] = dp[i-1][j-1]+dp[i-1][j]
Q = int(input())
for _ in range(Q):
    D,X,T = map(int,input().split())
    if dp[X+D-1][D-1]<=T:
        print("AC")
    else:
        print("ZETUBOU")