package main

import (
	"fmt"
)

func main() {
	solve()
}

func solve(){
	pascal()
	var Q int
	fmt.Scan(&Q)
	var d, x, t uint64
	for i:=0; i<Q; i++ {
	    fmt.Scan(&d, &x, &t)
		//fmt.Println(p[d+x-1][x])
		if p[d+x-1][x]<=t{
			fmt.Println("AC")
		}else{
			fmt.Println("ZETUBOU")
		}
	}
}

const MAX = 3000
var p [MAX][MAX]uint64
func pascal(){
	p[0][0] = 1
	for i:=1; i<MAX; i++{
		for j:=0; j<MAX; j++{
			if j == 0{
				p[i][j] = p[i-1][j]
			}else{
				if p[i-1][j]>2000000000000000 || p[i-1][j-1]>2000000000000000{
					p[i][j] = p[i-1][j]
				}else{
					p[i][j] = (p[i-1][j-1]+p[i-1][j])
				}
			}
			//fmt.Println(p[i][j])
		}
	}
	return
}