from bisect import bisect_right

N, M = map(int, input().split())
X = list(map(int, input().split()))
Y = sorted(list(map(int, input().split())))

for x in X:
	i = bisect_right(Y,x)
	# print('TEST',i,x)
	if i == M:
		print('Infinity')
	else:
		print(Y[i] - x)