Линк към сорсовете и презентацията от 2024: 

https://infos.infosbg.com/files/Schools/2024/Sofia/common/Poturliev_sqrt_queries.zip

Задачи:

https://codeforces.com/gym/100589/problem/A
https://acm.timus.ru/problem.aspx?num=1846&space=1
https://oj.uz/problem/view/APIO19_bridges
https://oj.uz/problem/view/IZhO18_segments
CodeIT 2024 : Company (условие в папката с материали)