#include<iostream>
using namespace std;

int main()
{
    int i, j, s, count=0;

    for(i=0;i<4;i++)
    {
        for(s=0;s<3-i;s++)
        {
            cout<<"  ";
        }
        for(j=0;j<=i;j++)
        {
            count++;
            cout<< count << "   ";
        }
        cout<< "\n";
    }
    return 0;
}