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Hi Codeforces!

I am pleased to invite you to Codeforces Round #793 (Div. 2), which will take place on 22.05.2022 17:35 (Московское время). You will be given 6 problems and 2 hours to solve them.

The round will be rated for participants of Division 2 with a rating lower than 2100. Division 1 participants can participate unofficially in the round.

All problems in this round were prepared by me and rivalq. We have worked on this round for a long time and hope you find every problem interesting.

I would like to thank:

• antontrygubO_o for marvellous coordination of the round.
• errorgorn, kclee2172, AmShZ, nvmdava, TheScrasse, aryanc403, koderkushy, PurpleCrayon, nor, AlperenT, towrist, ExplodingFreeze, conquered, naresh0839, The_Hawkeye, Siuuuuu_7, GuptaSir, sp005, obliviousz, davidgarg20, competitive__programmer, and the_hyp0cr1t3 for testing this round and giving really valuable feedback.
• MikeMirzayanov for the amazing Codeforces and Polygon platforms!
• You for participating and upvoting.
• NEAR for supporting this round, details can be found in this post.

Score Distribution:

750 – 1000 – 1500 – 2000 – 2500 – 2750

Good luck and have fun! See you in the standings. Make sure to read the statements very carefully.

Thanks to competitive__programmer, video editorials for some of the problems will be available on his channel after the round.

Congratulations to winners!!

Global Top 5:

1. jiangly, superfast AK!

2. Beduardo

3. SSRS_

4. neal

5. turmax

Official Top 5:

1. Beduardo

2. Brewess

3. Kizuna_AI

4. Focalors

5. csyakuoi

Special mention to AwakeAnay for the only Indian to AK the round!

UPD 1: Links to video editorials of Problem B and Problem C

UPD 2: Editorial for problems A-D is here.

UPD 3: Editorial for E is added.

UPD 4: Editorial for F is added.

Hi Everyone !! Me and my friends loud_mouth, sharabhagrawal25, Chinmay_03 and _whoAreYou from Competetive Programming Group IIT BHU attempted to make video editorials for the past Codeforces Educational Round 100.

Do check it out : https://www.youtube.com/playlist?list=PLLt4yMoVgczWm1VzN3O4y29VElipDNJ1H

Do like and subscribe the channel. We will be posting editorials for future contests too, so stay tuned.

PS : I made the globally first AC submission for problem E ^-^.

Why i am getting TLE in this code ?

https://codeforces.me/problemset/problem/718/C

https://codeforces.me/contest/718/submission/79406689

Plz help .. is there any problem in my snippet??