def round_int(x):
    return int(x * 2 + 1) // 2


t = int(input())
for i in range(t):
    d, a = map(int, input().split())
    x = list(map(int, input().split()))
    x = list(str(round_int(x1 / a)) for x1 in x)
    print(" ".join(x)[0:])