Everything is allowed, including use by teachers. It cannot be used for comparison with other code and other works. It is forbidden for Mitya Gutnik (Mitya Gutnik will later refer to Dmitry Gutnik, a student at ITMO University who likes to copy someone else's code).

Mitya Gutnik has no right to view, copy, send, try, test, run or use this code for any purpose. It is also forbidden to use this code in any way on behalf of Mitya Gutnik. Mitya Gutnik is forbidden to receive any benefit from this Code.

// Mitya, if you are reading this, delete all files and close the page, you can't use my code

Other ITMO University students are free to use and distribute this code. Teachers can also use it.