Educational Codeforces Round 50 [Rated for Div. 2]

Revision en4, by awoo, 2018-09-08 20:20:00

On Sep/07/2018 17:35 (Moscow time) Educational Codeforces Round 50 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.

This round will be rated for the participants with rating lower than 2100. It will be held on extented ACM ICPC rules. The penalty for each incorrect submission until the submission with a full solution is 10 minutes. After the end of the contest you will have 12 hours 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 invented and prepared by Vladimir vovuh Petrov, Roman Roms Glazov, Ivan BledDest Androsov, Maxim Neon Mescheryakov and me.

Good luck to all participants!

Our friends at Harbour.Space also have a message for you:

Hi Codeforces!

We are excited to announce our Work & Study Programme, geared towards diving into the worlds of Computer Science, Data Science, and Robotics, while kick starting a fulfilling paid internship with one of our industrial partners!

Required Education:

Degree in Robotics or Computer, Electrical, Mechanical Engineering or related disciplines

Qualifications and skills:

  • Hands-on robotic programming
  • Ideally experience within the automotive manufacturing sector
  • Knowledge understanding of robot control interface with ancillary equipment
  • Use of robot simulation packages
  • Deep experience with all things robotic, from infrastructure-free autonomy, to ROS, computer vision, and machine learning
  • Experience working with robot parts and components, developing robotics devices
  • Ability to concurrently manage multiple diverse and often complex issues and / or projects at the nexus of software, sensors, and hardware

If you are interested in this opportunity, APPLY HERE!

Should you be selected, we will invite you to a series of interviews with admissions, and our industrial partners.

Our programmes are both fundamental and practical. Upon joining, you start working with professionals from admired technology, design and communications companies. You will have strong technical and academic support, alongside industrial experience. This is a unique opportunity to benefit from both worlds of education and industry, in one of the most innovative cities Western Europe has to offer.

Congratulations to the winners:

Rank Competitor Problems Solved Penalty
1 eddy1021 7 298
2 bmerry 7 301
3 LYJabc 7 547
4 thjchph4trjnh 7 551
5 BigBag 6 192

Congratulations to the best hackers:

Rank Competitor Hack Count
1 halyavin 240:-18
2 greencis 47:-3
3 vinuthegr8 15
4 antguz 14
5 cubercsl 14:-9
497 successful hacks and 440 unsuccessful hacks were made in total!

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

Problem Competitor Penalty
A xiaowuc1 0:01
C cb_Adam 0:07
D BoolX 0:08
E bmerry 0:24
F rkm0959 0:10
G apink 0:28

UPD: Editorial is uploaded


  Rev. Lang. By When Δ Comment
en4 English awoo 2018-09-08 20:20:00 2568
ru4 Russian awoo 2018-09-08 20:19:36 2545
en3 English awoo 2018-09-08 19:22:17 72
ru3 Russian awoo 2018-09-08 19:20:58 67
en2 English awoo 2018-09-07 13:09:57 1763
ru2 Russian awoo 2018-09-07 13:09:20 1755 Мелкая правка: 'ation:**\nDegree i' -> 'ation:**\n\nDegree i'
en1 English awoo 2018-09-06 17:15:31 1124 Initial revision for English translation
ru1 Russian awoo 2018-09-06 17:13:33 1307 Первая редакция (опубликовано)