#include <stdio.h>

int main () {
  int t = 0;
  int d = 0;
  long long a = 0LL;
  long long x = 0LL;
  
  int res = 0;
  
  long long p[100] = {};
  
  res = scanf("%d", &t);
  while (t > 0) {
    res = scanf("%d", &d);
    res = scanf("%lld", &a);
    for (int i = 0; i < d; i++) {
      res = scanf("%lld", &x);
      p[i] = (1LL+(2LL*x)/a)/2LL;
    }
    printf("%lld", p[0]);
    for (int i = 1; i < d; i++) {
      printf(" %lld", p[i]);
    }
    printf("\n");
    t--;
  }
}