#include<iostream>
#include<cstring>
#include<cstdio>
using namespace std;
const int maxn = 500;
const int maxn1 = 500;
int a[maxn];
int m;
void change()
{
    int b[maxn1];
    int vis[maxn1];
    int i,j;
    int location;
    int temp;
    int k;
    int pos;
    int cnt;
    memset(b,-1,sizeof(b));
    memset(vis,0,sizeof(vis));

    /*for(i=0;i<300;i++)
    {
        b[i] = -1;
    }
    for(i=0;i<300;i++)
    {
        vis[i] = 0;
    }*/
    temp = 0;
    cnt = 0;
    for(i=0;i<m;i++)
    {
        location = a[i] + i;
        for(j=temp;j<=location;j++)
        {
            b[j] = 0;
            temp = location + 1;
        }
        b[location] = 1;
    }
    k = 0;
    while(b[k] != -1)
    {
        k++; //0,1一共的个数
    }
    for(i=0;i<k;i++)
    {
        if(b[i] == 1)
        {
            for(j=i-1;j>=0;j--)
            {
                if(b[j] == 0 && vis[j] == 0)
                {
                    vis[i] = 1;
                    vis[j] = 1;
                    pos = i-j+1;
                    cnt++;
                    if(cnt == 1)
                        cout<<pos/2;
                    else
                        cout<<" "<<pos/2;
                    break;
                }
            }
        }
    }
    cout<<endl;
}
int main()
{
    int T;
    int i;
    freopen("111","r",stdin);
    cin>>T;
    while(T--)
    {
        cin>>m;
        for(i=0;i<m;i++)
        {
            cin>>a[i];
        }
        change();
    }
    return 0;
}