# File: swap.py
# Demonstrate simultaneous assignment
#
# Matt Bishop, MHI 289I, Winter 2018
#
# swapping numbers
#

a = input("Type input; this will be the contents of a: ")
b = input("Type more input; this will be the contents of b: ")
print "a =", a, "b =", b

# first swap: traditional
tmp = a
a = b
b = tmp

print "Traditional swap: a =", a, "b =", b

# now using simultaneous assignment
a, b = b, a

print "Simultaneous assignment swap (swapping back): a =", a, "b =", b