#!/usr/bin/python2.7
# -*- coding: utf-8 -*-   

print 'I\'m \"OK\"'

print True
#

print False

print 'ture or false'
print True or False

print 'ture and false'
print True and False


print 'pointer test'
a = 'ABC'
b = a
a = 'XYZ'
print b

print "我"