Выполните задания в электронной среде.
https://learningapps.org/report_issue.php?id=1840249
https://learningapps.org/1744150
https://learningapps.org/1335162
https://learningapps.org/1659721
https://learningapps.org/1105281
https://learningapps.org/375360
