def wind(x: int, a: int) -> int:
    return int(x/a+0.5)


def main() -> None:
    t = int(input())
    for i in range(t):
        d, a = map(int, input().split())
        x = list(map(int, input().split()))
        w = list(map(wind, x, [a for i in range(d)]))
        for i in w:
            print(i, end=" ")
        print("")


if __name__ == "__main__":
    main()