/* 
   Program: triangle3.c

   Using nested for loops to draw
   triangles facing both ways.
*/

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

main() {
   int i, j ;

   for (i = 1 ; i <= 5 ; ++i ) {
      for (j = 1 ; j <= 5 +i ; ++j) {
	 if ( i > 5 - j) {
	    printf("*") ;
	 } else {
            printf(" ") ;
	 }
      } 
      printf("\n") ;
   }
}
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