Category: kotlin-heroes

[Livestream] ICPC World Finals: Kotlin Heroes Blind Coding Challenge

Join us for an exciting livestream event broadcast directly from the ICPC World Finals: Kotlin Heroes Blind Coding Challenge. This is going to be a very special event featuring world-level competitive programmers: Gennady “tourist” Korotkevich, Andrew “ecnerwala” He, Pavel “pashka” Mavrin, and Egor “Egor” Kulikov.

Save the date: April 16, 2024, at 10:00 am CET.

JetBrains is a proud sponsor of the 46th and 47th ICPC World Finals, set to take place in Luxor, Egypt. As part of this event, we’re excited to showcase the incredible capabilities of Kotlin in algorithmic problem-solving.

See the talent of top-tier competitive programmers as they tackle Kotlin challenges in a unique blind coding challenge format. They’ll showcase the art of problem-solving under pressure and the power of Kotlin in action in a format where one participant has only a keyboard, and the other has only a monitor. It’s an unparalleled test of skill and adaptability!

Participants

Gennady ‘tourist’ Korotkevich

Renowned as the most decorated sports coder in the world, Gennady has dominated competitions like the Facebook Hacker Cup, Google Code Jam, and ICPC World Finals.

Andrew ‘ecnerwala’ He

A distinguished competitive programmer with numerous accolades in competitions like the Facebook Hacker Cup, Google Code Jam, and more.

Pavel ‘pashka’ Mavrin

An ICPC World Champion, Pavel brings years of experience and academic expertise to the table.

Egor ‘Egor’ Kulikov

A Google Code Jam and TopCoder Open champion, Egor is a force to be reckoned with in the world of competitive programming.

We have two consecutive presentations lined up, each featuring a thrilling blind programming challenge and insightful commentary from JetBrains Developer Advocate Garth Gilmour.

Watch the Livestream

Tune in to our YouTube channel to catch all the action live. To prepare for the event and brush up on Kotlin and competitive programming, explore our competitive programming tutorial and Competitive Programming YouTube playlist.

Don’t miss this opportunity to witness top programmers in action and discover the power of Kotlin in competitive coding. Mark your calendars and join us on April 16 for an unforgettable experience!

Mark our words, this livestream is a must-watch!

Mastering Algorithmic Problem Solving: Insights From Kotlin Heroes

Prepare for technical interviews and hone your algorithm skills during our special event ‘Mastering Algorithmic Problem Solving: Insights From Kotlin Heroes’ featuring two ICPC World Champions, the most significant award in algorithmic problem-solving.

Meet our expert presenters:

Pavel Mavrin is a tutor and researcher at JetBrains, renowned for his expertise in algorithms and data structures. Pavel won the ICPC World Champion title in 2004. Watch his Parallel Algorithms lecture.

Pavel Kunyavskiy is an ICPC 2014 champion and Technical Lead in Kotlin Common Backend at JetBrains. With his vast experience in judging and participating in programming competitions, Pavel is here to share his invaluable insights.

During the ‘Mastering Algorithmic Problem Solving: Insights From Kotlin Heroes’ livestream, they’ll tackle problems from our last competition, Kotlin Heroes: Episode 9. Hosted by JetBrains and Codeforces, Kotlin Heroes contests are perfect for honing your programming skills, whether you’re a seasoned programmer or new to programming.

Date: Apr 9, 2024

Time: 6:00 pm CET

Join us for an engaging session packed with problem-solving strategies, tips, and more!

See you there!

Here Comes Kotlin Heroes: Episode 9!

Kotlin Heroes is our Kotlin-only contest hosted by the Codeforces. It is a great way to play around with Kotlin’s features, learn something new, and practice using the language by solving fun problems. It is great for programmers of any level! Everyone has a chance to win some cool prizes: exclusive Kotlin Heroes t-shirts, stickers, and even money.

Take Part in Kotlin Heroes!

Watch Gennady “tourist” Korotkevich, the most awarded competitive programmer in the world and a repeat winner of Kotlin Heroes, solve the practice round for Kotlin Heroes: Episode 8.

Here’s our suggested timeline for participating in Kotlin Heroes: Episode 9:

February 22 – Join the practice round to hone your algorithmic problem-solving skills and complete the training problems on your own. In this round, all the solutions are open and you can get hints if you are stuck. It starts at 13:35 UTC and lasts for a week.

February 22–March 1 – Check out our competitive programming resources to polish your skills. Refresh your knowledge of Kotlin and learn more about competitive programming:

Review our Kotlin solutions for the Advent of Code algorithmic puzzles.
Learn the basics of Kotlin.
Familiarize yourself with the syntax.
Explore Kotlin Playground.
Read our competitive programming tutorial.
Watch the videos from our Competitive Programming YouTube playlist.
Look at the problems from the previous practice rounds.

March 1 – You are now ready for the real challenge! Take part in Kotlin Heroes: Episode 9.

I Love a Challenge. Sign Me Up!

Contest rules

The contest features a set of up to 10 problems, ranging from simple ones, designed to be solvable by anyone, to hard ones, to make it more interesting.
You are only allowed to use Kotlin to solve these problems.
You have 2 hours and 30 minutes to complete the tasks.
You move up the leaderboard by finding the most efficient solutions to the problems in the shortest time possible.

Prizes

The top three winners will receive prizes of $512, $256, and $128, respectively.
The top 50 contestants will win an exclusive Kotlin Heroes t-shirt and Kotlin stickers.
Every competitor who solves at least one problem is entered into a prize draw for a chance to win one of 50 exclusive Kotlin Heroes t-shirts.

I Love a Challenge. Sign Me Up!

Kotlin Heroes problems are designed to suit programmers of all levels, so everyone has a chance to win prizes. Whether you’re a novice or an expert, we invite you to join us for this great opportunity to discover the joy of competitive programming.

Best of luck to everyone!

Join Kotlin Heroes: Episode 8! Practice Round to Be Streamed by tourist

Kotlin Heroes is our Kotlin-only quarterly coding contest hosted by the Codeforces competitive programming platform. This contest is a great way to play around with the powerful Kotlin features and practice the language by solving fun tasks. It is great for programmers of any level and there is a chance for anyone to win one of our cool prizes: exclusive Kotlin Heroes t-shirts, stickers, and even money.

Take Part in Kotlin Heroes!

Stream by tourist

This round is a very special one. The Kotlin Heroes: Episode 8 practice round will take place during the world’s “programming Olympics” – the ICPC World Finals. The most exciting part is that Gennady Korotkevich, aka tourist, the most awarded competitive programmer in the world and a repeat winner of Kotlin Heroes, will solve the practice round tasks during the event opening on October 2, 2021.

And we are thrilled to be livestreaming it to you!

Watch tourist solve Kotlin Heroes

Timeline

Here’s the suggested timeline for you to join in with Kotlin Heroes: Episode 8:

October 1, join the practice round. Practice your algorithmic problem-solving skills and try to solve the training problems on your own. In this round, all solutions are open and you can get hints if you are stuck. It starts on October 1, 2021, at 13:35 UTC and lasts for a week.
October 2, watch our broadcast and learn from the world’s highest-rated programmer, tourist.
October 3-6, check out our competitive programming resources to polish your skills. Refresh your knowledge of Kotlin and learn more about competitive programming:
- Learn Kotlin Basics
- Review syntax
- Solve Koans
- Explore Kotlin Playground
- Read our competitive programming tutorial
- Watch the videos from our YouTube Competitive Programming playlist
- Check out the problems from the previous rounds
October 7, you are now ready for the real challenge! Take part in Kotlin Heroes: Episode 8.

I LIKE A CHALLENGE, SIGN ME UP!

Contest rules

The contest features a set of up to 10 problems that range from simple ones, designed to be solvable by anyone, to hard ones, to make it more interesting.
You are only allowed to use Kotlin to solve these problems.
You have 2 hours and 30 minutes to complete the tasks.
You move up the leaderboard by finding the most efficient solutions to the problems in the shortest time possible.

Prizes

The top three winners will receive prizes of $512, $256, and $128, respectively.
The top 50 contestants will win an exclusive Kotlin Heroes T-shirt and Kotlin stickers.
Every competitor who solves at least one problem is entered into a drawing for one of the 50 exclusive Kotlin Heroes T-shirts.

Take Part in Kotlin Heroes!

The tasks of this episode were designed to suit programmers of all levels, so everyone has a chance to win prizes. Even if you’ve never competed before, Kotlin Heroes: Episode 8 is a great chance to hone your Kotlin skills and discover the joys of competitive programming!

Good luck!

Join Kotlin Heroes: Episode 8! Practice Round to Be Streamed by tourist

Kotlin Heroes is our Kotlin-only quarterly coding contest hosted by the Codeforces competitive programming platform. This contest is a great way to play around with the powerful Kotlin features and practice the language by solving fun tasks. It is great for programmers of any level and there is a chance for anyone to win one of our cool prizes: exclusive Kotlin Heroes t-shirts, stickers, and even money.

Take Part in Kotlin Heroes!

Stream by tourist

This round is a very special one. The Kotlin Heroes: Episode 8 practice round will take place during the world’s “programming Olympics” – the ICPC World Finals. The most exciting part is that Gennady Korotkevich, aka tourist, the most awarded competitive programmer in the world and a repeat winner of Kotlin Heroes, will solve the practice round tasks during the event opening on October 2, 2021.

And we are thrilled to be livestreaming it to you!

Watch tourist solve Kotlin Heroes

Timeline

Here’s the suggested timeline for you to join in with Kotlin Heroes: Episode 8:

October 1, join the practice round. Practice your algorithmic problem-solving skills and try to solve the training problems on your own. In this round, all solutions are open and you can get hints if you are stuck. It starts on October 1, 2021, at 13:35 UTC and lasts for a week.
October 2, watch our broadcast and learn from the world’s highest-rated programmer, tourist.
October 3-6, check out our competitive programming resources to polish your skills. Refresh your knowledge of Kotlin and learn more about competitive programming:
- Learn Kotlin Basics
- Review syntax
- Solve Koans
- Explore Kotlin Playground
- Read our competitive programming tutorial
- Watch the videos from our YouTube Competitive Programming playlist
- Check out the problems from the previous rounds
October 7, you are now ready for the real challenge! Take part in Kotlin Heroes: Episode 8.

I LIKE A CHALLENGE, SIGN ME UP!

Contest rules

The contest features a set of up to 10 problems that range from simple ones, designed to be solvable by anyone, to hard ones, to make it more interesting.
You are only allowed to use Kotlin to solve these problems.
You have 2 hours and 30 minutes to complete the tasks.
You move up the leaderboard by finding the most efficient solutions to the problems in the shortest time possible.

Prizes

The top three winners will receive prizes of $512, $256, and $128, respectively.
The top 50 contestants will win an exclusive Kotlin Heroes T-shirt and Kotlin stickers.
Every competitor who solves at least one problem is entered into a drawing for one of the 50 exclusive Kotlin Heroes T-shirts.

Take Part in Kotlin Heroes!

The tasks of this episode were designed to suit programmers of all levels, so everyone has a chance to win prizes. Even if you’ve never competed before, Kotlin Heroes: Episode 8 is a great chance to hone your Kotlin skills and discover the joys of competitive programming!

Good luck!

Join Kotlin Heroes: Episode 8! Practice Round to Be Streamed by tourist

Kotlin Heroes is our Kotlin-only quarterly coding contest hosted by the Codeforces competitive programming platform. This contest is a great way to play around with the powerful Kotlin features and practice the language by solving fun tasks. It is great for programmers of any level and there is a chance for anyone to win one of our cool prizes: exclusive Kotlin Heroes t-shirts, stickers, and even money.

Take Part in Kotlin Heroes!

Stream by tourist

This round is a very special one. The Kotlin Heroes: Episode 8 practice round will take place during the world’s “programming Olympics” – the ICPC World Finals. The most exciting part is that Gennady Korotkevich, aka tourist, the most awarded competitive programmer in the world and a repeat winner of Kotlin Heroes, will solve the practice round tasks during the event opening on October 2, 2021.

And we are thrilled to be livestreaming it to you!

Watch tourist solve Kotlin Heroes

Timeline

Here’s the suggested timeline for you to join in with Kotlin Heroes: Episode 8:

October 1, join the practice round. Practice your algorithmic problem-solving skills and try to solve the training problems on your own. In this round, all solutions are open and you can get hints if you are stuck. It starts on October 1, 2021, at 13:35 UTC and lasts for a week.
October 2, watch our broadcast and learn from the world’s highest-rated programmer, tourist.
October 3-6, check out our competitive programming resources to polish your skills. Refresh your knowledge of Kotlin and learn more about competitive programming:
- Learn Kotlin Basics
- Review syntax
- Solve Koans
- Explore Kotlin Playground
- Read our competitive programming tutorial
- Watch the videos from our YouTube Competitive Programming playlist
- Check out the problems from the previous rounds
October 7, you are now ready for the real challenge! Take part in Kotlin Heroes: Episode 8.

I LIKE A CHALLENGE, SIGN ME UP!

Contest rules

The contest features a set of up to 10 problems that range from simple ones, designed to be solvable by anyone, to hard ones, to make it more interesting.
You are only allowed to use Kotlin to solve these problems.
You have 2 hours and 30 minutes to complete the tasks.
You move up the leaderboard by finding the most efficient solutions to the problems in the shortest time possible.

Prizes

The top three winners will receive prizes of $512, $256, and $128, respectively.
The top 50 contestants will win an exclusive Kotlin Heroes T-shirt and Kotlin stickers.
Every competitor who solves at least one problem is entered into a drawing for one of the 50 exclusive Kotlin Heroes T-shirts.

Take Part in Kotlin Heroes!

The tasks of this episode were designed to suit programmers of all levels, so everyone has a chance to win prizes. Even if you’ve never competed before, Kotlin Heroes: Episode 8 is a great chance to hone your Kotlin skills and discover the joys of competitive programming!

Good luck!

Join Kotlin Heroes: Episode 8! Practice Round to Be Streamed by tourist

Kotlin Heroes is our Kotlin-only quarterly coding contest hosted by the Codeforces competitive programming platform. This contest is a great way to play around with the powerful Kotlin features and practice the language by solving fun tasks. It is great for programmers of any level and there is a chance for anyone to win one of our cool prizes: exclusive Kotlin Heroes t-shirts, stickers, and even money.

Take Part in Kotlin Heroes!

Stream by tourist

This round is a very special one. The Kotlin Heroes: Episode 8 practice round will take place during the world’s “programming Olympics” – the ICPC World Finals. The most exciting part is that Gennady Korotkevich, aka tourist, the most awarded competitive programmer in the world and a repeat winner of Kotlin Heroes, will solve the practice round tasks during the event opening on October 2, 2021.

And we are thrilled to be livestreaming it to you!

Watch tourist solve Kotlin Heroes

Timeline

Here’s the suggested timeline for you to join in with Kotlin Heroes: Episode 8:

October 1, join the practice round. Practice your algorithmic problem-solving skills and try to solve the training problems on your own. In this round, all solutions are open and you can get hints if you are stuck. It starts on October 1, 2021, at 13:35 UTC and lasts for a week.
October 2, watch our broadcast and learn from the world’s highest-rated programmer, tourist.
October 3-6, check out our competitive programming resources to polish your skills. Refresh your knowledge of Kotlin and learn more about competitive programming:
- Learn Kotlin Basics
- Review syntax
- Solve Koans
- Explore Kotlin Playground
- Read our competitive programming tutorial
- Watch the videos from our YouTube Competitive Programming playlist
- Check out the problems from the previous rounds
October 7, you are now ready for the real challenge! Take part in Kotlin Heroes: Episode 8.

I LIKE A CHALLENGE, SIGN ME UP!

Contest rules

The contest features a set of up to 10 problems that range from simple ones, designed to be solvable by anyone, to hard ones, to make it more interesting.
You are only allowed to use Kotlin to solve these problems.
You have 2 hours and 30 minutes to complete the tasks.
You move up the leaderboard by finding the most efficient solutions to the problems in the shortest time possible.

Prizes

The top three winners will receive prizes of $512, $256, and $128, respectively.
The top 50 contestants will win an exclusive Kotlin Heroes T-shirt and Kotlin stickers.
Every competitor who solves at least one problem is entered into a drawing for one of the 50 exclusive Kotlin Heroes T-shirts.

Take Part in Kotlin Heroes!

The tasks of this episode were designed to suit programmers of all levels, so everyone has a chance to win prizes. Even if you’ve never competed before, Kotlin Heroes: Episode 8 is a great chance to hone your Kotlin skills and discover the joys of competitive programming!

Good luck!

Join Kotlin Heroes: Episode 8! Practice Round to Be Streamed by tourist

Kotlin Heroes is our Kotlin-only quarterly coding contest hosted by the Codeforces competitive programming platform. This contest is a great way to play around with the powerful Kotlin features and practice the language by solving fun tasks. It is great for programmers of any level and there is a chance for anyone to win one of our cool prizes: exclusive Kotlin Heroes t-shirts, stickers, and even money.

Take Part in Kotlin Heroes!

Stream by tourist

This round is a very special one. The Kotlin Heroes: Episode 8 practice round will take place during the world’s “programming Olympics” – the ICPC World Finals. The most exciting part is that Gennady Korotkevich, aka tourist, the most awarded competitive programmer in the world and a repeat winner of Kotlin Heroes, will solve the practice round tasks during the event opening on October 2, 2021.

And we are thrilled to be livestreaming it to you!

Watch tourist solve Kotlin Heroes

Timeline

Here’s the suggested timeline for you to join in with Kotlin Heroes: Episode 8:

October 1, join the practice round. Practice your algorithmic problem-solving skills and try to solve the training problems on your own. In this round, all solutions are open and you can get hints if you are stuck. It starts on October 1, 2021, at 13:35 UTC and lasts for a week.
October 2, watch our broadcast and learn from the world’s highest-rated programmer, tourist.
October 3-6, check out our competitive programming resources to polish your skills. Refresh your knowledge of Kotlin and learn more about competitive programming:
- Learn Kotlin Basics
- Review syntax
- Solve Koans
- Explore Kotlin Playground
- Read our competitive programming tutorial
- Watch the videos from our YouTube Competitive Programming playlist
- Check out the problems from the previous rounds
October 7, you are now ready for the real challenge! Take part in Kotlin Heroes: Episode 8.

I LIKE A CHALLENGE, SIGN ME UP!

Contest rules

The contest features a set of up to 10 problems that range from simple ones, designed to be solvable by anyone, to hard ones, to make it more interesting.
You are only allowed to use Kotlin to solve these problems.
You have 2 hours and 30 minutes to complete the tasks.
You move up the leaderboard by finding the most efficient solutions to the problems in the shortest time possible.

Prizes

The top three winners will receive prizes of $512, $256, and $128, respectively.
The top 50 contestants will win an exclusive Kotlin Heroes T-shirt and Kotlin stickers.
Every competitor who solves at least one problem is entered into a drawing for one of the 50 exclusive Kotlin Heroes T-shirts.

Take Part in Kotlin Heroes!

The tasks of this episode were designed to suit programmers of all levels, so everyone has a chance to win prizes. Even if you’ve never competed before, Kotlin Heroes: Episode 8 is a great chance to hone your Kotlin skills and discover the joys of competitive programming!

Good luck!

Join Kotlin Heroes: Episode 8! Practice Round to Be Streamed by tourist

Kotlin Heroes is our Kotlin-only quarterly coding contest hosted by the Codeforces competitive programming platform. This contest is a great way to play around with the powerful Kotlin features and practice the language by solving fun tasks. It is great for programmers of any level and there is a chance for anyone to win one of our cool prizes: exclusive Kotlin Heroes t-shirts, stickers, and even money.

Take Part in Kotlin Heroes!

Stream by tourist

This round is a very special one. The Kotlin Heroes: Episode 8 practice round will take place during the world’s “programming Olympics” – the ICPC World Finals. The most exciting part is that Gennady Korotkevich, aka tourist, the most awarded competitive programmer in the world and a repeat winner of Kotlin Heroes, will solve the practice round tasks during the event opening on October 2, 2021.

And we are thrilled to be livestreaming it to you!

Watch tourist solve Kotlin Heroes

Timeline

Here’s the suggested timeline for you to join in with Kotlin Heroes: Episode 8:

October 1, join the practice round. Practice your algorithmic problem-solving skills and try to solve the training problems on your own. In this round, all solutions are open and you can get hints if you are stuck. It starts on October 1, 2021, at 13:35 UTC and lasts for a week.
October 2, watch our broadcast and learn from the world’s highest-rated programmer, tourist.
October 3-6, check out our competitive programming resources to polish your skills. Refresh your knowledge of Kotlin and learn more about competitive programming:
- Learn Kotlin Basics
- Review syntax
- Solve Koans
- Explore Kotlin Playground
- Read our competitive programming tutorial
- Watch the videos from our YouTube Competitive Programming playlist
- Check out the problems from the previous rounds
October 7, you are now ready for the real challenge! Take part in Kotlin Heroes: Episode 8.

I LIKE A CHALLENGE, SIGN ME UP!

Contest rules

The contest features a set of up to 10 problems that range from simple ones, designed to be solvable by anyone, to hard ones, to make it more interesting.
You are only allowed to use Kotlin to solve these problems.
You have 2 hours and 30 minutes to complete the tasks.
You move up the leaderboard by finding the most efficient solutions to the problems in the shortest time possible.

Prizes

The top three winners will receive prizes of $512, $256, and $128, respectively.
The top 50 contestants will win an exclusive Kotlin Heroes T-shirt and Kotlin stickers.
Every competitor who solves at least one problem is entered into a drawing for one of the 50 exclusive Kotlin Heroes T-shirts.

Take Part in Kotlin Heroes!

The tasks of this episode were designed to suit programmers of all levels, so everyone has a chance to win prizes. Even if you’ve never competed before, Kotlin Heroes: Episode 8 is a great chance to hone your Kotlin skills and discover the joys of competitive programming!

Good luck!

Join Kotlin Heroes: Episode 8! Practice Round to Be Streamed by tourist

Kotlin Heroes is our Kotlin-only quarterly coding contest hosted by the Codeforces competitive programming platform. This contest is a great way to play around with the powerful Kotlin features and practice the language by solving fun tasks. It is great for programmers of any level and there is a chance for anyone to win one of our cool prizes: exclusive Kotlin Heroes t-shirts, stickers, and even money.

Take Part in Kotlin Heroes!

Stream by tourist

This round is a very special one. The Kotlin Heroes: Episode 8 practice round will take place during the world’s “programming Olympics” – the ICPC World Finals. The most exciting part is that Gennady Korotkevich, aka tourist, the most awarded competitive programmer in the world and a repeat winner of Kotlin Heroes, will solve the practice round tasks during the event opening on October 2, 2021.

And we are thrilled to be livestreaming it to you!

Watch tourist solve Kotlin Heroes

Timeline

Here’s the suggested timeline for you to join in with Kotlin Heroes: Episode 8:

October 1, join the practice round. Practice your algorithmic problem-solving skills and try to solve the training problems on your own. In this round, all solutions are open and you can get hints if you are stuck. It starts on October 1, 2021, at 13:35 UTC and lasts for a week.
October 2, watch our broadcast and learn from the world’s highest-rated programmer, tourist.
October 3-6, check out our competitive programming resources to polish your skills. Refresh your knowledge of Kotlin and learn more about competitive programming:
- Learn Kotlin Basics
- Review syntax
- Solve Koans
- Explore Kotlin Playground
- Read our competitive programming tutorial
- Watch the videos from our YouTube Competitive Programming playlist
- Check out the problems from the previous rounds
October 7, you are now ready for the real challenge! Take part in Kotlin Heroes: Episode 8.

I LIKE A CHALLENGE, SIGN ME UP!

Contest rules

The contest features a set of up to 10 problems that range from simple ones, designed to be solvable by anyone, to hard ones, to make it more interesting.
You are only allowed to use Kotlin to solve these problems.
You have 2 hours and 30 minutes to complete the tasks.
You move up the leaderboard by finding the most efficient solutions to the problems in the shortest time possible.

Prizes

The top three winners will receive prizes of $512, $256, and $128, respectively.
The top 50 contestants will win an exclusive Kotlin Heroes T-shirt and Kotlin stickers.
Every competitor who solves at least one problem is entered into a drawing for one of the 50 exclusive Kotlin Heroes T-shirts.

Take Part in Kotlin Heroes!

The tasks of this episode were designed to suit programmers of all levels, so everyone has a chance to win prizes. Even if you’ve never competed before, Kotlin Heroes: Episode 8 is a great chance to hone your Kotlin skills and discover the joys of competitive programming!

Good luck!

Join Kotlin Heroes: Episode 8! Practice Round to Be Streamed by tourist

Kotlin Heroes is our Kotlin-only quarterly coding contest hosted by the Codeforces competitive programming platform. This contest is a great way to play around with the powerful Kotlin features and practice the language by solving fun tasks. It is great for programmers of any level and there is a chance for anyone to win one of our cool prizes: exclusive Kotlin Heroes t-shirts, stickers, and even money.

Take Part in Kotlin Heroes!

Stream by tourist

This round is a very special one. The Kotlin Heroes: Episode 8 practice round will take place during the world’s “programming Olympics” – the ICPC World Finals. The most exciting part is that Gennady Korotkevich, aka tourist, the most awarded competitive programmer in the world and a repeat winner of Kotlin Heroes, will solve the practice round tasks during the event opening on October 2, 2021.

And we are thrilled to be livestreaming it to you!

Watch tourist solve Kotlin Heroes

Timeline

Here’s the suggested timeline for you to join in with Kotlin Heroes: Episode 8:

October 1, join the practice round. Practice your algorithmic problem-solving skills and try to solve the training problems on your own. In this round, all solutions are open and you can get hints if you are stuck. It starts on October 1, 2021, at 13:35 UTC and lasts for a week.
October 2, watch our broadcast and learn from the world’s highest-rated programmer, tourist.
October 3-6, check out our competitive programming resources to polish your skills. Refresh your knowledge of Kotlin and learn more about competitive programming:
- Learn Kotlin Basics
- Review syntax
- Solve Koans
- Explore Kotlin Playground
- Read our competitive programming tutorial
- Watch the videos from our YouTube Competitive Programming playlist
- Check out the problems from the previous rounds
October 7, you are now ready for the real challenge! Take part in Kotlin Heroes: Episode 8.

I LIKE A CHALLENGE, SIGN ME UP!

Contest rules

The contest features a set of up to 10 problems that range from simple ones, designed to be solvable by anyone, to hard ones, to make it more interesting.
You are only allowed to use Kotlin to solve these problems.
You have 2 hours and 30 minutes to complete the tasks.
You move up the leaderboard by finding the most efficient solutions to the problems in the shortest time possible.

Prizes

The top three winners will receive prizes of $512, $256, and $128, respectively.
The top 50 contestants will win an exclusive Kotlin Heroes T-shirt and Kotlin stickers.
Every competitor who solves at least one problem is entered into a drawing for one of the 50 exclusive Kotlin Heroes T-shirts.

Take Part in Kotlin Heroes!

The tasks of this episode were designed to suit programmers of all levels, so everyone has a chance to win prizes. Even if you’ve never competed before, Kotlin Heroes: Episode 8 is a great chance to hone your Kotlin skills and discover the joys of competitive programming!

Good luck!

Join Kotlin Heroes: Episode 8! Practice Round to Be Streamed by tourist

Kotlin Heroes is our Kotlin-only quarterly coding contest hosted by the Codeforces competitive programming platform. This contest is a great way to play around with the powerful Kotlin features and practice the language by solving fun tasks. It is great for programmers of any level and there is a chance for anyone to win one of our cool prizes: exclusive Kotlin Heroes t-shirts, stickers, and even money.

Take Part in Kotlin Heroes!

Stream by tourist

This round is a very special one. The Kotlin Heroes: Episode 8 practice round will take place during the world’s “programming Olympics” – the ICPC World Finals. The most exciting part is that Gennady Korotkevich, aka tourist, the most awarded competitive programmer in the world and a repeat winner of Kotlin Heroes, will solve the practice round tasks during the event opening on October 2, 2021.

And we are thrilled to be livestreaming it to you!

Watch tourist solve Kotlin Heroes

Timeline

Here’s the suggested timeline for you to join in with Kotlin Heroes: Episode 8:

October 1, join the practice round. Practice your algorithmic problem-solving skills and try to solve the training problems on your own. In this round, all solutions are open and you can get hints if you are stuck. It starts on October 1, 2021, at 13:35 UTC and lasts for a week.
October 2, watch our broadcast and learn from the world’s highest-rated programmer, tourist.
October 3-6, check out our competitive programming resources to polish your skills. Refresh your knowledge of Kotlin and learn more about competitive programming:
- Learn Kotlin Basics
- Review syntax
- Solve Koans
- Explore Kotlin Playground
- Read our competitive programming tutorial
- Watch the videos from our YouTube Competitive Programming playlist
- Check out the problems from the previous rounds
October 7, you are now ready for the real challenge! Take part in Kotlin Heroes: Episode 8.

I LIKE A CHALLENGE, SIGN ME UP!

Contest rules

The contest features a set of up to 10 problems that range from simple ones, designed to be solvable by anyone, to hard ones, to make it more interesting.
You are only allowed to use Kotlin to solve these problems.
You have 2 hours and 30 minutes to complete the tasks.
You move up the leaderboard by finding the most efficient solutions to the problems in the shortest time possible.

Prizes

The top three winners will receive prizes of $512, $256, and $128, respectively.
The top 50 contestants will win an exclusive Kotlin Heroes T-shirt and Kotlin stickers.
Every competitor who solves at least one problem is entered into a drawing for one of the 50 exclusive Kotlin Heroes T-shirts.

Take Part in Kotlin Heroes!

The tasks of this episode were designed to suit programmers of all levels, so everyone has a chance to win prizes. Even if you’ve never competed before, Kotlin Heroes: Episode 8 is a great chance to hone your Kotlin skills and discover the joys of competitive programming!

Good luck!