/* 
   Program: tree2.c

   Using nested for loops to draw
   another tree.
*/

#include <stdio.h>
#include "genlib.h"
#include "simpio.h"

main() {
   int i, j, k ;

   for (k = 5 ; k <= 15; k = k + 5) { 
      for (i = 1 ; i <= k ; ++i ) {

         for (j = 1 ; j <= 15 - k; j++) {
	    printf(" ") ;
         } 

  	 for (j = 1 ; j <= k +i ; ++j) {
	    if ( i > k - j) {
	       printf("*") ;
	    } else {
	       printf(" ") ;
	    }
	 } 
	 printf("\n") ;
      }
   }
}