import collections,sys,math,functools,operator,itertools,bisect,heapq,decimal,string,time,random
#sys.setrecursionlimit(10**9)
#sys.set_int_max_str_digits(0)
#input = sys.stdin.readline
t = int(input())
#alist = list(map(int,input().split()))
#alist = []
#s = input()
#n,m = map(int,input().split())
#for i in range(n):
#    alist.append(list(map(int,input().split())))
for i in range(t):
    d,a = map(decimal.Decimal,input().split())
    x = list(map(decimal.Decimal,input().split()))
    for j in x:
        ans = j/a
        print(ans.quantize(decimal.Decimal('1'),rounding=decimal.ROUND_HALF_UP),end=' ')
    print()