# By Brian Gross #
# 4/19/11 #
# Demonstrates a function and its practical use #
from time import sleep
answer = raw_input('Would you like me to do the four functions? ')
if answer=="yes" or answer=="y" or answer=="sure" or answer=="okay":
	def Division(one,two):
		print '            ','%s / %s' % (one,two)
		print '         ','=' * 10
		print float(one)/float(two)
	a = raw_input('Please enter a number ')
	b = raw_input('Please enter another one ')
	Division(a,b)
	print '\n'
	def Multiplication(one,two):
		print '            ','%s * %s' % (one,two)
		print '         ','=' * 10
		print float(one)*float(two)
	Multiplication(a,b)
	print '\n'
	def Addition(one,two):
		print '            ','%s + %s' % (one,two)
		print '         ','=' * 10
		print float(one)+float(two)
	Addition(a,b)
	print '\n'
	def Subtraction(one,two):
		print '            ','%s - %s' % (one,two)
		print '         ','=' * 10
		print float(one)-float(two)
	Subtraction(a,b)
elif answer=="no" or answer=="n":
	a = 'fine!'
	print a.upper()
	exit()
else:
	print 'Invalid Command.'
	exit()
# print a*b would not work I think because they werent numbers #
# Tutorial on how to define a function from --   http://www.youtube.com/watch?v=y_2uy1TOH1M&feature=relmfu #