C : Program for printing asterisk in diamond shape

Program :

//c program for printing asterisk in diamond shape

#include<stdio.h>

int main()
{
    int rows;

    printf("Enter number of rows : ");
    scanf("%d", &rows);

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


    for(int i=rows-1; i>=1; i--)
    {
        for(int j=1; j<=rows-i; j++)
        {
            printf(" ");
        }
        for(int j=1; j<=2*i-1; j++)
        {
            printf("*");
        }
        printf("\n");
    }

    return 0;
}

Output: