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/*
http://ideone.com/lxC3oU
http://www.practice.geeksforgeeks.org/editorial.php?pid=623
http://www.practice.geeksforgeeks.org/problem-page.php?pid=623
*/

#include <iostream>
#include <string>
#include <vector>
using namespace std; 

int main() {
	int t, n;
	cin >> t;
	while(t--){
		cin >> n;
		int a[101], temp[101];
		for(int i=0; i<n; i++)
			cin >> a[i];
		int max = a[n-1], k=0;
		temp[k++] = max;
		for(int i=n-2; i>=0; i--){
			if(a[i] > max){
				max = a[i];
				temp[k++] = max;
			}
		}
		for(int i=k-1; i>=0; i--){
			cout << temp[i];
			cout << ((i==0) ? "\n" : " ");
		}
	}
	return 0;
}