C Program to Print Half Diamond Star Pattern

In this tutorial, i am going to show you how to print half diamond star patterns with the help of for loop and while loop in c programs.

All C Programs to Print Half Diamond Star Pattern

  • C Program to Print Half Diamond Star Pattern using For Loop
  • C Program to Print Half Diamond Star Pattern using While Loop

C Program to Print Half Diamond Star Pattern using For Loop

#include<stdio.h>
int main()
{
 	int i, j, rows; 
 	printf("Enter Half Diamond Rows =  ");
 	scanf("%d", &rows);
    printf("Half Diamond Star Pattern\n");
	for(i = 1; i <= rows; i++)
	{
        for(j = 1; j <= i; j++)
        {
             printf("*");
        }
        printf("\n");
    }
    for(i = rows - 1; i > 0; i--)
	{
        for(j = 1; j <= i; j++)
        {
             printf("*");
        }
        printf("\n");
    }
 	return 0;
}

The result of the above c program; is as follows:

Enter Half Diamond Rows =  5
Half Diamond Star Pattern
*
**
***
****
*****
****
***
**
*

C Program to Print Half Diamond Star Pattern using While Loop

#include<stdio.h>
int main()
{
 	int i, j, rows;
    char ch;
    
    printf("Enter Symbol for Half Diamond =  ");
    scanf("%c", & ch);
    
 	printf("Enter Half Diamond Rows =  ");
 	scanf("%d", &rows);
    printf("Half Diamond Star Pattern\n");
    i = 1;
	while(i <= rows)
	{
        j = 1;
        while(j <= i)
        {
            printf("%c", ch);
            j++;
        }
        printf("\n");
        i++;
    }
    i = rows - 1;
    while(i > 0)
	{
        j = 1;
        while(j <= i)
        {
             printf("%c", ch);
            j++;
        }
        printf("\n");
        i--;
    }
 	return 0;
}

The result of the above c program; is as follows:

Enter Symbol for Half Diamond =  *
Enter Half Diamond Rows =  5
Half Diamond Star Pattern
*
**
***
****
*****
****
***
**
*

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