public class YH
{
public static void main(String agrs[])
{
int a[7][7],i,j,k;
for(i= 0;i< 7 ;i++)
{
for(k= 0;k< 8-k-1;k++)
{
System.out.print(" ");
}
for(j = 0;j < 2i+1;j++)
{
if(i == j || j == 1) a[i][j] = 1;
else
a[i][j] = a[i-1][j-1] +1 ;
System.out.print(a[i][j]);
}
System.out.print('\n');
}
}