Loop control structure054

Write a program to construct  the image shown below.
                                               1
                                            1 2
                                         1 2 3
                                      1 2 3 4
                                   1 2 3 4 5
                                1 2 3 4 5 6
                             1 2 3 4 5 6 7
                          1 2 3 4 5 6 7 8
                       1 2 3 4 5 6 7 8 9

#include <stdio.h>
#include <conio.h>

void main ( )
{
           int          i, j, k;
           clrscr ( );
                               
           printf ("\n\t\t\t   Design of Numbers");
           printf ("\n\n\n");
                                          
           for ( i = 1; i <= 9; i++ )
           {                         
                           for ( k = 21; k >= i; k-- )
                           {                             
                                              printf ("  ");
                           }                                       
                           for ( j = 1; j <= i; j++)
                           {                                    
                                              printf ("%d ", j);
                           }
                           printf ("\n");
           }
           getch ( );
}

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