Make half piramid using *

*
* *
* * *
* * * *
* * * * *

Program : -

#include<stdio.h> 

#include<conio.h> 

int main()
{
    int i,j,rows;
    printf("Enter the number of rows: ");
    scanf("%d",&rows);
    for(i=1;i<=rows;++i)
    {
        for(j=1;j<=i;++j)
        {
           printf("* ");
        }
        printf("\n");
    }
    getch();
}

Output :-

Enter the number of rows: 5

*
* *
* * *
* * * *
* * * * *