//{ Driver Code Starts
// C++ program to remove recurring digits from
// a given number
#include <bits/stdc++.h>
using namespace std;


// } Driver Code Ends
    

class Solution{
    //Function to find the leaders in the array.
    public:
    vector<int> leaders(int a[], int n)
    {
        vector<int>ans;
      for(int i=0 ; i<n ; i++)
      {
          int j;
          for( j=i+1 ; j<n ; j++)
          {
              if(a[i]<a[j])
              {
                  break;
              }
            
          }
           if(j==n)
              {
                  ans.push_back(a[i]);
              }
      }
    return ans;
        
    }
};

//{ Driver Code Starts.

int main()
{
   long long t;
   cin >> t;//testcases
   while (t--)
   {
       long long n;
       cin >> n;//total size of array
        
        int a[n];
        
        //inserting elements in the array
        for(long long i =0;i<n;i++){
            cin >> a[i];
        }
        Solution obj;
        //calling leaders() function
        vector<int> v = obj.leaders(a, n);
        
        //printing elements of the vector
        for(auto it = v.begin();it!=v.end();it++){
            cout << *it << " ";
        }
        
        cout << endl;

   }
}

// } Driver Code Ends



//{ Driver Code Starts
// C++ program to remove recurring digits from
// a given number
#include <bits/stdc++.h>
using namespace std;


// } Driver Code Ends
    

class Solution{
    //Function to find the leaders in the array.
    public:
   vector<int> leaders(int a[], int n)
    {
        vector<int>v;
        int maxi=INT_MIN;
        for(int i=n-1 ; i>=0 ; i--)
        {
            if(a[i]>=maxi)
            {
                maxi=a[i];
                v.push_back(maxi);
            }
        }
        reverse(v.begin(),v.end());
        return v;
    }
};

//{ Driver Code Starts.

int main()
{
   long long t;
   cin >> t;//testcases
   while (t--)
   {
       long long n;
       cin >> n;//total size of array
        
        int a[n];
        
        //inserting elements in the array
        for(long long i =0;i<n;i++){
            cin >> a[i];
        }
        Solution obj;
        //calling leaders() function
        vector<int> v = obj.leaders(a, n);
        
        //printing elements of the vector
        for(auto it = v.begin();it!=v.end();it++){
            cout << *it << " ";
        }
        
        cout << endl;

   }
}

// } Driver Code Ends