#include <iostream>
using namespace std;

int main()
{
    int totalnos, j, i;
    int numPos = 0;

    cout << "Enter total numbers: ";
    cin >> totalnos;

    int numbers[totalnos];

    cout << "Enter the numbers: ";
    for (i = 0; i < totalnos; i++)
    {
        cin >> numbers[i];
    }


	cout << endl;
    for (i = 0; i < totalnos; i++)
    {
    	if ( ( totalnos - i ) < numPos ) {
    		numPos = totalnos - i; 	
    	}
    	
        for (j = 0; j < i; j++)
        {
            cout << numbers[numPos] << ' ';
            ++numPos;
        }   
        cout << endl;
    }
}