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: 128ms
Memory: 21432kB
Author: 13575562058
In contest: 1086 
x=str(raw_input())
if x >= "A" and x <= "z" :
	x=chr(ord(x)+32)
print x