import sys
input = sys.stdin.readline

T=int(input())
for tests in range(T):
    D,A=map(int,input().split())
    X=list(map(int,input().split()))

    ANS=[X[i]*10//A for i in range(D)]

    for i in range(D):
        if ANS[i]%10>=5:
            ANS[i]+=10

    ANS2=[ANS[i]//10 for i in range(D)]

    print(*ANS2)