All pastes #939576 Raw Edit

whats wrong?

public text v1 · immutable
·published 2008-03-12 12:14 UTC
rendered paste body
#include <stdio.h>
  int main(void)  
{
    double sell, earn;
    sell = 0;
    printf ("Enter sales in dollars (-1 to end): ");
    scanf ("%lf",&sell);
    
    while ( sell != -1 )
  {
    earn = ( sell / 100 * 9 ) + 200;
    printf ("Salary is: $%.2f\n\n",earn);

  }
    
    
  system ("PAUSE");
  return (0);
    


    
}