mario.c

#include <stdio.h>
#include <cs50.h>

int main ()
{
     int height;
     
     do
     {
        printf("Input a height for the half pyramid:");
        height = GetInt();
     }
     while (height < 1 || height > 23);
     
     char pyramid = '\0';
     int r=0; // rows
     
     while (r <= height)
     {
        int c=0; // columns
        
        while (c <= height+1)
        {
            if (c >= (height-r)) // set the place for each #
            {
                pyramid += '#';
            }
            else
            {
                pyramid += ' '; 
            }
            
            c++; // goes through each column
        }
        
        pyramid += '\n'; // "create" a new arrow
        r++; // goes through each row
     }
     
     printf("%c\n", pyramid);
     
}