The contest will be right before the stream, from 11 to 13 GMT ✔️

To keep the contests fair and competitive, please don’t cheat.

If submissions seem suspicious, we have to ban users from the group. Please take care of it 👨‍💻

There are six problems in the contest. The first 3 problems are more about bitwise operations and getting familiar with them. Gradually it becomes harder and the last one is a challenging DP bitmask problem. 💻

The difficulty of the problems in order: 1000, 1200, 1600, 1900, 2200, 2400

The link to the stream:

https://www.youtube.com/live/2pW_MKGdbCg

Give your suggestions in the comments below! 💬 Also, you can say how do you want the next streams to be! 👨‍💻

🏆 The solutions of problems A - E of today's contest — Codeforces RAYAN Contest (Div 1 + Div 2):

https://codeforces.com/blog/entry/136764

👥 For further discussion, you can join the discussion group:

https://t.me/+GUbLBTEzOZFjOTc0

2,999 👨‍💻❓

Leetcode Weekly Contest 426 Solution Discussion in an hour! 👨‍💻

https://www.youtube.com/watch?v=tWCDy1kq7rk

3000 🎉🎉🎉
Thanks for all your support ❤️

🏆 The solutions of all problems of today's contest — Codeforces Educational Round 172 (Div 2):

https://codeforces.com/blog/entry/136829

👥 For further discussion, you can join the discussion group:

https://t.me/+GUbLBTEzOZFjOTc0

Binary Search ✔️

The stream will be held on Friday at 8 AM my time (it is 13–15 GMT now). 👨‍💻

https://youtube.com/live/H_rbXjx1IjE

We will also have all the problems in a contest before the stream. 👨‍💻

The link to the Codeforces group:
https://codeforces.com/group/yeVhAfeK6s/contests

No prior knowledge is needed. Tho I strongly recommend watching the previous streams. 👩‍🎓

All the previous topic streams:
https://www.youtube.com/playlist?list=PLzDmwrrgE-UVnyEtA-_zuffIm3smCO2eA