Functionality 1

If cp user1 want to learn number theory and have knowledge of binary search . If cp user2 want to learn binary search and have knowledge of number theory.

if cp user1 go to website and search if any available for number theory.An cp user2 is open to teach number theory and wants learn binary search they can interact with each other on the platform.

Functionality 2.

If any expert or above expert want to teach ,he can organise a class on particular topic like -DP with specific amount like if anyone want to attend the have to pay 1$ to the teacher and they can attend the class.

Can anyone give me the feedback and suggestion. I am very good at web development and working for a unicorn startup and want to contribute something to community .

if +10 then confirm and if -10 then idea drop.

Problem- https://codeforces.net/contest/35/problem/D

Please please if anyone know please share

problem-https://cses.fi/problemset/task/1193/ code-Your text to link here... Time Limit exceed

I just heard about CHelper and Competitive Companion but don't know any of these how to use in sublime or there are another extension. Sorry for my english

Why maximum contribution is below 200 even people have thousands upvotes? Can someone please tell the formula behind contribution? Why people downvoting me i have already searched on internet and not found valuable so i just asked here. What's wrong with the people always see color before answering the question and define their quality

I don't want to violate the CF policy plz help?Because i have 2 accounts.

what should be the strategy of solving problem in running contest of one's when he open problem? thanks in advance