using System;
using System.Collections.Generic;
using System.Linq;

class Program
{
    public void Proc()
    {
        Reader.IsDebug = false;
        int queryCount = int.Parse(Reader.ReadLine());
        for(int i=0; i<queryCount; i++) {
            long[] inpt = Reader.ReadLine().Split(' ').Select(a=>long.Parse(a)).ToArray();
            ulong target = (ulong)inpt[2];
            ulong cnt = this.GetCnt((int)inpt[0], (int)inpt[1], target);
            if(cnt > target) {
                Console.WriteLine("ZETUBOU");
            } else
            {
                Console.WriteLine("AC");
            }
        }


    }
    private Dictionary<int, Dictionary<int, ulong>> dic = new Dictionary<int, Dictionary<int, ulong>>();
    
    private ulong GetCnt(int d, int x, ulong max) {
        if(!dic.ContainsKey(d)) {
            dic.Add(d, new Dictionary<int, ulong>());
        }
        if(dic[d].ContainsKey(x)) {
            return dic[d][x];
        }
        ulong ans = 0;
        if(d == 1) {
            return 1;
        }
        if(d == 2) {
            return (ulong)x + 1;
        }
        if(x == 0) {
            return 1;
        }
        for(int i=0; i<=x; i++) {
            ulong ret = this.GetCnt(d-1, x - i, max);
            if(ret == ulong.MaxValue) {
                return ulong.MaxValue;
            }
            ans += ret;
            if(ans > max) {
                return ulong.MaxValue;
            }
        }
        dic[d].Add(x, ans);
        return ans;
    }

    

    

    public class Reader
    {
        public static bool IsDebug = true;
        private static String PlainInput = @"


3
58 62 1000
12 34 56
987 65 1234


 
";
        private static System.IO.StringReader Sr = null;
        public static string ReadLine()
        {
            if (IsDebug)
            {
                if (Sr == null)
                {
                    Sr = new System.IO.StringReader(PlainInput.Trim());
                }
                return Sr.ReadLine();
            }
            else
            {
                return Console.ReadLine();
            }
        }
        public static int[] GetInt(char delimiter = ' ', bool trim = false)
        {
            string inptStr = ReadLine();
            if (trim)
            {
                inptStr = inptStr.Trim();
            }
            string[] inpt = inptStr.Split(delimiter);
            int[] ret = new int[inpt.Length];
            for (int i = 0; i < inpt.Length; i++)
            {
                ret[i] = int.Parse(inpt[i]);
            }
            return ret;
        }
    }
    static void Main()
    {
        Program prg = new Program();
        prg.Proc();
    }
}