#!/usr/bin/env python

#
# program used to compute the total cost of user specified
# number of items with a unit price of ITEM_COST
#
# written by e.bonakdarian   feb 2010
#
# cost_calc5.py
#

ITEM_COST = 15.00 # cost per item in dollars 'constant'


def banner():
    # display a company banner

    print '\n----------------------------------------------------------'
    print 'The most Spledifirous Cost Calculation program ever!'
    print
    print '   __o'
    print ' _`\<,_'
    print '(*)/ (*)'
    print '\nBig Bucks Productions Inc  (c) 2010' 
    print '----------------------------------------------------------'




def calc_cost():
    # computes total cost given item cost and number bought
    print '\nComputing total cost for items (priced  $', ITEM_COST, ' per piece).'

    number = input('\nEnter number of items purchased: ')
    
    # compute total cost
    total_cost = number * ITEM_COST
    
    # print result
    print('At $%.2f per item, %d item(s) will cost $%.2f.' % 
          (ITEM_COST, number, total_cost))


banner()
calc_cost()
calc_cost()
calc_cost()
banner()

raw_input('\nHit <Enter> to exit.')