def solve():
    d,a = map(int,input().split())
    X = list(map(int,input().split()))

    ans = []
    for x in X:
        x *= 10
        x //= a
        m = x%10
        x //= 10
        if m >= 5:
            x += 1
        ans.append(x)
    print(*ans)

t = int(input())
for _ in range(t):
    solve()