Hello Codeforces!
Graphs are not really my thing, and i want to learn them so i can solve some advanced graph problems. Like problems (theory about them also) where i need to implement algorithms such as DFS, BFS, Djikstra, cycles, Floyd — Warshall, Bellman — Ford, trees etc... If you have some resources from where to learn, I would be grateful if you could share it.
CSES The website has enough number of problems and concepts to full fill your requirements. Also has variety of topics you wanna learn later.