n, m = map(int, input().split())
X = list(map(int, input().split()))
Y = list(map(int, input().split()))

for x in X:
    nums =[]
    for y in Y:
        if x <= y:
            nums.append(y-x)
    if len(nums) == 0:
        print("Infinity")
    else:
        print(min(nums))