for _ in range(int(input())):
    d, a = map(int, input().split())
    X = list(map(int, input().split()))
    P = []
    for i in range(d):
        q = (X[i] * 10) // a
        q, r = divmod(q, 10)
        if r > 4:
            q += 1
        P.append(q)
    print(*P)