fork download
copy 
  1. import re
  2.  
  3. inp = ["elementX5asdl", "elementX50al;smd;l", "elementX500laknsd", "elementX5000aknsd"]
  4. for el in inp:
  5.     tmp_usr = re.search("elementX50*", el)
  6.     if tmp_usr:
  7.         tmp_usr_str = tmp_usr.group()
  8.         tmp_usr_str = re.sub(r"(element)X(\d+)", lambda x: "{}_{}s".format(str(2*int(x.group(2))), x.group(1)), tmp_usr_str)
  9.         print(tmp_usr_str)
Success #stdin #stdout 0.01s 27712KB
comments (?)
stdin
copy 
Standard input is empty
stdout
copy 
10_elements
100_elements
1000_elements
10000_elements
https://ideone.com/Jtuwbh
language:
Python 3 (python  3.9.5)
created:
5 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!