/*
 * C Program to Print Diamond Pattern
 */
#include <stdio.h>

int main()
{
    int number, i, k, count = 1;
    printf("Enter number of rows\n");
    scanf("%d", &number);
    count = number - 1;
    for (k = 1; k <= number; k++)
        {
            for (i = 1; i <= count; i++)
                printf(" ");
            count--;
            for (i = 1; i <= 2 * k - 1; i++)
                printf("*");
            printf("\n");
        }
    count = 1;
    for (k = 1; k <= number - 1; k++)
        {
            for (i = 1; i <= count; i++)
                printf(" ");
            count++;
            for (i = 1 ; i <= 2 *(number - k)-  1; i++)
                printf("*");
            printf("\n");
        }
    return 0;
}

/*
    *
   ***
  *****
 *******
*********
 *******
  *****
   ***