int main()
{
  int variable; // variable is now defined
 
  // ...
}

 
//*****************************PRE PROCESSORS***********************************
#include <iomanip.h>
#include <fstream.h>
//**********************************MAIN****************************************
int main ()
{
	  const double  SAN_CHARGE = 12.50,
						 TAX_RATE   = 0.07;
 
	  char      account [6],  //  No dashes
					date [20];    //  Month Day, Year
 
	  ofstream outfile;
 
	  int       children;
 
	  long int  electric,
					water;
 
	  double    bal_due,
					elec_chrg,
					school_fee,
					tax,
					tot_chrg,
					water_chrg;
 
	  cout  <<  "Enter today's date:" << endl;
	  cin.getline (date, sizeof (date));
	  cout  <<  "Enter the account number:"  <<  endl;
	  cin.getline (account, sizeof (account));
	  cout  <<  "Enter the number of children in the household:"  <<  endl;
	  cin   >>  children;
	  cout  <<  "Enter the number of gallons of water used in the household:"  << endl;
	  cin   >>  water;
	  cout  <<  "Enter the amount of electricity used in the household (in kwh):"  <<  endl;
	  cin   >>  electric;
 
	  switch (children)
      {
				case 0:
						school_fee = 100.00;
						break;
				case 1:
				case 2:
						school_fee = 200.00;
						break;
				case 3:
				case 4:
				case 5:
						school_fee = 250.00;
				default:
						school_fee = 300.00;
						break;
	  }
 
 
	  if (water < 1500){
			water_chrg = .0125;}
	  else if (water == 1500){
			water_chrg = 21.20;}
	  else if (water <= 1999){
			water_chrg = 21.2142;}
	  else if (water == 2000){
			water_chrg = 25.85;}
	  else{
			water_chrg = 25.8665;}
 
 
	  if (electric < 400){
			elec_chrg = .053;}
	  else if (electric == 400){
			elec_chrg = 21.20;}
	  else if (electric <= 699){
			elec_chrg = 21.261;}
	  else if (electric == 700){
			elec_chrg = 39.50;}
	  else if (electric <= 999){
			elec_chrg = 39.573;}
	  else if (electric == 1000){
			elec_chrg = 61.40;}
	  else{
			elec_chrg = 61.488;}
 
 
	  tot_chrg = school_fee + water_chrg + elec_chrg + SAN_CHRG;
	  tax      = TAX_RATE * tot_chrg;
	  bal_due  = tax + tot_chrg;
 
 
	  cout  <<  "Direct output to the console (1) or to a disk file (2):  ";
	  cin   >>  choice;
	  if    (choice == 1)
			  outfile.open ( "con" );
	  else
			  outfile.open ( "a:result.dta" );
 
 
	  outfile  <<  setiosflags (ios::showpoint | ios::fixed)  <<  setprecision (0);
	  outfile  <<  setw(47)  <<  "Town of Hopewell"  <<  endl;
	  outfile  <<  setw(47)  <<  "----------------"  <<  endl  <<  endl;
	  outfile  <<  "Date:                       "  <<  endl  <<  endl;
	  outfile  <<  "Account:                    "  <<  endl  <<  endl;
	  outfile  <<  setw(20)  <<  "Children"  <<  setw(13)  "School Fee"  <<  setw(18)
				  <<  "Water (gallons)"  <<  setw(15)  <<  "Water Charge"  <<  endl;
	  outfile  <<  setw(20)  <<  children  <<  setw(13)  school_fee  <<  setw(18)
				  <<  water  <<  setw(15)  <<  water_chrg  <<  endl  <<  endl;
	  outfile  <<  setw(26)  <<  "Electric (kwh)"  <<  setw(19)  "Electric Charge"  <<  setw(21)
				  <<  "Sanitation Charge"  <<  endl;
	  outfile  <<  setw(26)  <<  electric  <<  setw(19)  elec_chrg  <<  setw(21)
				  <<  SAN_CHRG  <<  endl  <<  endl;
	  outfile  <<  "Total Charge:  "  <<  endl  <<  endl;
	  outfile  <<  "Tax:           "  <<  endl  <<  endl;
	  outfile  <<  "Balance Due:   "  <<  endl  <<  endl;
 
 
	  outfile.close ( );
}