#include <bits/stdc++.h>
using namespace std;
int a[105];
int main()
{
    int t;
    scanf("%d",&t);
    while (t--)
    {
        int n,k;
        scanf("%d%d",&n,&k);
        for (int i=0;i<n;i++)
        scanf("%d",&a[i]);
        for (int i=0;i<n-1;i++)
        {
            if (a[i]<k)
            {
                k-=a[i];
                a[n-1]+=a[i];
                a[i]=0;
            }
            else
            {
                a[i]-=k;
                a[n-1]+=k;
                k=0;
            }
        }
        for (int i=0;i<n;i++)
        printf("%d ",a[i]);
        printf("\n");
    }
}