# include <stdio.h>

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

  printf ( "We will add the numbers from 1 to n.\n" );

  printf ( "Enter value of n:\n" );
  scanf ( "%i", &n );

  sum = 0;

  for ( i = 1; i <= n; i++ )
  {
    sum = sum + i;
  }

  printf ( "  Sum = %i\n", sum );
//
//  What is the value of i?
//
  printf ( "  I = %i\n", i );

  return 0;
}