equilateral triangle of stars.

 C program to print the equilateral triangle of stars

sample input and output:

 

 

 

 

 

 

 

 

 

Program:

 

#include<stdio.h>
int main()
{
    int height_pyramid;
    do
    {
        printf("how much height do tou want to print: ");
        scanf("%d",&height_pyramid);
    }while (height_pyramid < 1 || height_pyramid > 23);
    int i,j,k,n;
    n=height_pyramid;
    for (i=1, j=n; i<=j; i++,n--)
    {
        for(k=0;k<n-1;k++)
            printf(" ");
        for(k=0;k<i;k++)
            printf("* ");
        printf("\n");
    }
    return 0;
}