from decimal import Decimal, ROUND_HALF_UP T = int(input()) for _ in range(T): D, A = map(int, input().split()) X = list(map(int, input().split())) ans = [None]*D for i in range(D): ans[i] = Decimal(str(X[i]/A)) ans[i] = ans[i].quantize(Decimal('0'), rounding=ROUND_HALF_UP) print(*ans)