C Program to Print Diamond Pattern

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This C Program prints diamond pattern.

Here is source code of the C Program to print diamond pattern. The C program is successfully compiled and run on a Linux system. The program output is also shown below.

  1. /*
  2.  * C Program to Print Diamond Pattern
  3.  */
  4. #include <stdio.h>
  5.  
  6. int main()
  7. {
  8.     int number, i, k, count = 1;
  9.  
  10.     printf("Enter number of rows\n");
  11.     scanf("%d", &number);
  12.     count = number - 1;
  13.     for (k = 1; k <= number; k++)
  14.     {
  15.         for (i = 1; i <= count; i++)
  16.             printf(" ");
  17.         count--;
  18.         for (i = 1; i <= 2 * k - 1; i++)
  19.             printf("*");
  20.         printf("\n");
  21.      }
  22.      count = 1;
  23.      for (k = 1; k <= number - 1; k++)
  24.      {
  25.          for (i = 1; i <= count; i++)
  26.              printf(" ");
  27.          count++;
  28.          for (i = 1 ; i <= 2 *(number - k)-  1; i++)
  29.              printf("*");
  30.          printf("\n");
  31.       }
  32.       return 0;
  33. }


$ cc pgm60.c
$ a.out
Enter number of rows
5
    *
   ***
  *****
 *******
*********
 *******
  *****
   ***
    *
$ a.out
Enter number of rows
2
 *
***
 *

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