#include <stdio.h>
int main(int argc,char **argv)
{
    int i,j,a[11][11];   
    for(i = 1 ; i <= 10 ; i++)
       {
         for (j = 1 ; j <= i ; j++)
            {
                 a[i][1] = 1;
                 a[i][i] = 1;
                 a[i+1][j+1] = a[i][j] + a[i][j+1];
                 printf("%d ",a[i][j]);
            }
           printf("\n");
       }
return 0;
}