import bisect
N, M = map(int, input().split())
X = list(map(int, input().split()))
Y = list(map(int, input().split()))
Y.sort()
ans = []
for x in X:
    pos = bisect.bisect_left(Y, x)
    if pos==M:
        ans.append("Infinity")
    else:
        ans.append(Y[pos]-x)
for a in ans:
    print(a)