fork download 
  1. print(''.join(ch.lower() if ch.isupper() else ch.upper() if ch.islower() else '#' if ch.isnumeric() else ch for ch in input()))
Success #stdin #stdout 0.02s 9288KB
comments (?)
stdin 
helloWORLD1234!!!
stdout 
HELLOworld####!!!
https://ideone.com/PX77I4
language:
Python 3 (python  3.12)
created:
6 years ago
visibility:
secret

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!