Here are links to my accounts on some platforms
HackerRank - https://www.hackerrank.com/Rc561U
Coursera - https://www.coursera.org/user/76f5425e384f77b897ecc54daf2bffd2
Stepik - https://stepik.org/users/344421713
Codewars - https://www.codewars.com/users/Rc561U
It-academy course - https://www.brest.it-academy.by/course/python-developer/pt-python-developer/