About SOC project document maintained by mentor for solutions and discussions of online competitions- https://docs.google.com/document/d/1gAxROzhlHoFOlTvuMpacnSkVa5eu9NczMaqhAhbPo4Y/edit?usp=sharing
first problemset - https://codeforces.com/contestInvitation/13aeb50db65a508518dbec12434662358b0f3103
learned about disjoint set and sparce table https://cp-algorithms.com/data_structures/sparse-table.html https://cp-algorithms.com/data_structures/disjoint_set_union.html
Introductory Problems and Dynamic Programming Problem Set From CSES - https://cses.fi/problemset/
Contest discussions - https://docs.google.com/document/d/1gAxROzhlHoFOlTvuMpacnSkVa5eu9NczMaqhAhbPo4Y/edit
My competitve programming profiles in one site - https://www.stopstalk.com/user/profile/tacoblade
or alternatively,
Codeforces - https://codeforces.com/profile/adityanprasad275
CodeChef - https://www.codechef.com/users/tachoblade
AtCoder - https://atcoder.jp/users/tachoblade?contestType=algo