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

main() {
   int n, i, mult, sum ;

   printf("Enter a value for n: ") ;
   n = GetInteger() ;

   sum = 0 ;
   for (i = 1 ; i < n ; i++) {
      mult = 2*i - 1; 
      printf("%d + ", mult) ;
      sum = sum + mult ;
   }

   /* handle the last number differently */
   mult = 2*i - 1 ;
   sum = sum + mult ;
   printf("%d = %d\n", mult, sum) ;
}