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Programming Example

C program to print heart star pattern
  ***    ***
 *****  *****
**************
*************
 ***********
  *********
   *******
    *****
     ***
      *

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Write a C program to print heart star pattern using for loop. How to print heart star pattern in C program. Logic to print heart shape star pattern in C programming.

Program Code

/**
 * C program to print heart star pattern 
* atnyla.com
 */

#include "stdio.h"

int main()
{
    int i, j, n;7

    printf("Enter value of n : ");
    scanf("%d", &n);

    for(i=n/2; i <= n; i+=2)
    {
        for(j=1; j < n-i; j+=2)
        {
            printf(" ");
        }

        for(j=1; j <= i; j++)
        {
            printf("*");
        }

        for(j=1; j <= n-i; j++)
        {
            printf(" ");
        }

        for(j=1; j <= i; j++)
        {
            printf("*");
        }

        printf("\n");
    }

    for(i=n; i >= 1; i--)
    {
        for(j=i; j <  n; j++)
        {
            printf(" ");
        }

        for(j=1; j <= (i*2)-1; j++)
        {
            printf("*");
        }

        printf("\n");
    }

    return 0;
}

Output

Enter value of n : 7
  ***    ***
 *****  *****
**************
*************
 ***********
  *********
   *******
    *****
     ***
      *
Press any key to continue . . .

Explanation

Required knowledge

Basic C programming, For loop, Nested loop

How to learn from this program

First read the algorithm, then study the program code line by line. After that, compare the code with the output and finally go through the explanation. This approach helps learners understand both the logic and the implementation properly.