ПОЧЕМУ И КАК ИХ ТАК СДЕЛАТЬ Я ПРОСТО НЕ ПОНИМАЮ

Question

https://code.sololearn.com/W9f4EONzWCF0/?ref=app
https://code.sololearn.com/WACc2483uJ2b/?ref=app
https://code.sololearn.com/WNa6Lxx86sKT/?ref=app
https://code.sololearn.com/WggLkxB89fq1/?ref=app

Answer 1

https://www.sololearn.com/Discuss/1316935/?ref=app

Answer 2

Please write your question in English if you want you can use Google translate