C program to print diamond pattern

C programming code

#include <stdio.h>

#include<conio.h> 

void main()

{

  int n, c, k, space = 1;

  printf("Enter number of rows\n");

  scanf("%d", &n);

  space = n - 1;

  for (k = 1; k <= n; k++)

  {

    for (c = 1; c <= space; c++)

    printf(" ");

    space--;

    for (c = 1; c <= 2*k-1; c++)

    printf("*");

    printf("\n");

  }

 space = 1;

 for (k = 1; k <= n - 1; k++)

 {

   for (c = 1; c <= space; c++)

   printf(" ");

   space++;

   for (c = 1 ; c <= 2*(n-k)-1; c++)

   printf("*");

   printf("\n");

  }

 getch();

}
Output of the Program: