Start: Apr, 17, 2017 10:00:00
Python程序设计基础培训第二次作业
End: Apr, 23, 2017 14:00:00
Time elapsed:
Time remaining:
Problem_ID: E
Result: Accepted
Time: 125ms
Memory: 21432kB
Author: 18758239251
In contest: 1086 
#-*- coding:UTF-8 -*-
while True:
	n=raw_input()
	if n<"A" or n>"Z":
		pass
	else:
		n=ord(n)+32
		n=chr(n)
		print n