#int(input())
#map(int, input().split())
#list(map(int, input().split()))

T = int(input())

ans = []
for i in range(T):
    D, A = map(int, input().split())
    X = list(map(int, input().split()))
    a = []

    for j in range(D):
        u, v = divmod(X[j], A)
        if v >= A / 2:
            u += 1
        a.append(u)

    ans.append(a)

for i in range(T):
    print(" ".join([str(_) for _ in ans[i]]))