Spadework 2020. 2. 3. 22:49

* Solved 기준 브론즈3 단순 풀이

while True:
	a,b = map(int, input().split())
	if(a == 0 and b == 0): break
	print('factor' if b%a==0 else 'multiple' if a%b==0 else 'neither')