How to create opposite right angle triangle using integers

------------------------------------------------------program------------------------------------------------------

#include<stdio.h>
#include<conio.h>
main()
{
    int r,c,n;
    printf("Enter the numbers of row: ");
    scanf("%d",&n);

    for(r=0;r<=n-1;r++)
    {
        for(c=n-r;c>=1;c--)
        {

            printf("%d",c);
        }

        printf("\n");
    }
    getch();

}