Educational Codeforces Round 26

Revision en6, by awoo, 2017-09-06 21:00:31

Hello Codeforces!

On August 3, 18:05 MSK Educational Codeforces Round 26 will start.

Series of Educational Rounds continue being held as Harbour.Space University initiative! You can read the details about the cooperation between Harbour.Space University and Codeforces in the blog post.

The round will be unrated for all users and will be held on extented ACM ICPC rules. After the end of the contest you will have one day to hack any solution you want. You will have access to copy any solution and test it locally.

You will be given 7 problems and 2 hours to solve them.

The problems were prepared by Ivan BledDest Androsov, Alexey Perforator Ripinen, Mike MikeMirzayanov Mirzayanov and me.

Good luck to all participants!

Don’t miss your chance to be a part of this leader board in the next ACM-ICPC World Finals by reserving your spot in the 2nd Hello Barcelona Programming Bootcamp in collaboration with Moscow Workshops ACM ICPC.

Check out the winning statics of Universities that participated in this special training — World Finals 2017 Results.

8 out of 12 prize-winners of the World Finals 2017 participated in Moscow Workshops ACM-ICPC!

Take a look back on our previous "Hello Barcelona ACM-ICPC Bootcamp, in collaboration with Moscow Workshops ACM-ICPC". Students and coaches from all over the globe gathered at our campus to learn from and work with the world’s top programmers, soak in the Barcelona sun, and share in the comradery built within the programming community. Harbour.Space University is looking forward to hosting again, this time at the beautiful and technologically mind bending Media-TIC building.

UPD: Editorial is available

Congratulations to the winners:

Rank Competitor Problems Solved Penalty
1 dotorya 7 174
2 LHiC 7 212
3 uwi 7 244
4 Belonogov 7 289
5 MrDindows 7 297

Congratulations to the best hackers:

Rank Competitor Hack Count
1 uwi 325:-19
2 halyavin 323:-30
3 andreumat 53:-1
4 CurtizJ 45:-2
5 naksh9619_ 36:-5

1361 successful hacks and 513 unsuccessful hacks were made in total!

And finally people who were the first to solve each problem:

Problem Competitor Penalty
A marcoskwkm 0:01
B dotorya 0:05
C irkstepanov 0:07
D fatego 0:11
E dotorya 0:19
F snuke 0:36
G fatego 0:45


  Rev. Lang. By When Δ Comment
en6 English awoo 2017-09-06 21:00:31 2606
ru5 Russian awoo 2017-09-06 21:00:16 2589
en5 English awoo 2017-08-03 23:36:58 73
ru4 Russian awoo 2017-08-03 23:36:13 76
ru3 Russian awoo 2017-08-02 20:49:05 1124
en4 English awoo 2017-08-02 19:49:34 1201
en3 English awoo 2017-08-02 19:15:49 0 (published)
ru2 Russian awoo 2017-08-02 19:15:06 46
en2 English awoo 2017-08-02 19:14:24 45
en1 English awoo 2017-08-02 19:11:11 1010 Initial revision for English translation
ru1 Russian awoo 2017-08-02 19:09:34 1153 Первая редакция (сохранено в черновиках)