#!/usr/bin/perl
# Fig. 3.10: fig03_10.pl
# Average-sales problem with counter-controlled repetition

# initialization phase
$total = 0;                       # clear total 
$weekCounter = 1;                 # prepare to loop            

# processing phase
while ( $weekCounter <= 10 ) {    # loop 10 times

   # prompt for input and input a sales value
   print "Enter sales for week $weekCounter: ";
   chomp( $sales = <STDIN> );     

   $total += $sales;              # add sales to total
   ++$weekCounter;                # increment counter 
}

$average = $total / 10;           # divide to find average
print "\nSales averaged $average computers per week\n";



###########################################################################
#  (C) Copyright 2001 by Deitel & Associates, Inc. and Prentice Hall.     #
#  All Rights Reserved.                                                   #
#                                                                         #
#  DISCLAIMER: The authors and publisher of this book have used their     #
#  best efforts in preparing the book. These efforts include the          #
#  development, research, and testing of the theories and programs        #
#  to determine their effectiveness. The authors and publisher make       #
#  no warranty of any kind, expressed or implied, with regard to these    #
#  programs or to the documentation contained in these books. The authors #
#  and publisher shall not be liable in any event for incidental or       #
#  consequential damages in connection with, or arising out of, the       #
#  furnishing, performance, or use of these programs.                     #
###########################################################################