과제 풀어드렸습니다 ^^

[프레스비디오(xpressvideoz)]

https://ideone.com/PX77I4

print(''.join(ch.lower() if ch.isupper() else ch.upper() if ch.islower() else '#' if ch.isnumeric() else ch for ch in input())) 

난 너무 착해

과제 링크: http://m.dcinside.com/board/programming/1211320

[0000(121.169)]

감사합니다!!!!!!!!!