/* Pattern problem
   4
   4 3
   4 3 2
   4 3 2 1
   ...
*/

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

void main()
{
    int  i, j, n ;
    clrscr() ;
    printf("Enter the number of lines: ") ;
    scanf("%d", &n) ;
    printf("Required pattern is as follows: \n") ;
    for(i=n ; i>=1 ; i--)
        {
            for(j=n ; j>=i ; j--)
                printf("%d ", j) ;
            printf("\n") ;
        }
    getch();
}

/*
Output:

Enter the number of lines: 3
Required pattern is as follows:
3
3 2
3 2 1
*/



