N, M = map(int, input().split())
X = list(map(int, input().split()))
Y = list(map(int, input().split()))
inf = 10 ** 18
for x in X:
    ans = inf
    for y in Y:
        if y > x:
            ans = min(ans, y - x)
    print(ans) if ans <= inf // 2 else print("Infinity")