SmileBD

#include <stdio.h>

int main()
{
    int i, j, n;

    //Reads number of rows to be printed from user
    printf("Enter value of n: ");
    scanf("%d", &n);

    //Outer loop for iterating over rows
    for(i=1; i<=n; i++)
    {
        for(j=i; j<=n; j++)
        {
            /*
             * Stars gets printed only for row=1, column=1 or column=n
             */
            if(i==1 || j==i || j==n)
            {
                printf("*");
            }
            else
            {
                //Print spaces if stars don't get printed
                printf(" ");
            }
        }

        printf("\n");
    }

    return 0;
}