n=int(input())
def zen(d,a,lst):
	anslst=[]
	for i in range(d):
		x=(lst[i]*10)//a
		if 0<=x%10<5:pass
		else:x+=10
		x//=10
		anslst.append(x)
	return anslst
for _ in range(n):
	d,a=map(int,input().split())
	lst=list(map(int,input().split()))
	print(*zen(d,a,lst))