# -*- coding:utf-8 -*-
import os
n = 123
f = 456.789
s1 = 'Hello,world'
s2 = 'Hello,\'Adam\''
s3 = r'Hello,"Bart"'
s4 = r '''Hello,
Lisa!'''
print(n)
print(s1)
print(s2)
print(s3)
print(s4)
os.system("pause")
input()
