Sunghyeon Jo | Generated by AI
조승현, known by his handle “ainta,” is a highly accomplished competitive programmer from South Korea, recognized for his exceptional achievements in international programming competitions. Here is a detailed overview based on available information:
Background
- Name: Sunghyeon Jo (조승현)
- Location: Seoul, South Korea
- Education: Associated with Georgia Institute of Technology and previously with Seoul National University (SNU), where he was part of the SNUPS (Seoul National University Programming Society) competitive programming club.
- Online Presence: Active on platforms like Codeforces, AtCoder, Topcoder, and others, with the handle “ainta.”
Competitive Programming Achievements
- Codeforces Profile:
- Rating: 2870 (as of recent data), with a maximum rating of 3318, achieving the prestigious rank of Legendary Grandmaster.
- Problems Solved: Over 2,774 problems solved on Codeforces, showcasing his extensive experience.
- Contribution: Actively contributes to the community with blog entries, problem-setting, and contest participation.
- International Olympiad in Informatics (IOI):
- ACM-ICPC:
- Other Competitions:
- Samsung Collegiate Programming Contest: Won 3rd place in 2016, among other awards, as part of SNUPS, which collectively secured significant prize money.
- Coder’s High 2013: As a middle school student, he won an iPad Mini as the youngest participant, earning the nickname “Korea’s Tourist” (referencing Gennady Korotkevich, a legendary programmer).
- Participated in the Facebook Hacker Cup and other prestigious contests, consistently performing well.
- AtCoder and Topcoder: Registered and active, with a strong track record in these platforms, further solidifying his versatility.
Contributions to the Community
- Problem Setting:
- Designed problems for high-profile contests, including IOI 2020 and various regional competitions like the “Thinking Programming Contest” (제5회 생각하는 프로그래밍 대회).
- Served as a problem setter for the Samsung Software Membership contest and other events, collaborating with other top programmers like koosaga.
- Educational Content:
- Published detailed blog posts on advanced topics like Heavy-Light Decomposition, Segment Tree Beats, and Matroid Intersection, contributing to the competitive programming community’s knowledge base.
- His explanations, such as the one for the ICPC 2018 problem “Conquer the World,” are valued for their clarity and depth.
- Mentorship and Inspiration:
Notable Characteristics
- Early Start: Began competitive programming at a young age, gaining recognition as a middle school student in 2013 for his performance at Coder’s High.
- Versatility: Excels in a wide range of algorithmic topics, including dynamic programming, data structures, optimization, and computational hardness, as evidenced by his blog posts and problem-solving record.
- Community Impact: Known for both his competitive success and contributions to problem-setting and education, making him a respected figure in the global competitive programming scene.
Fun Fact
- His nickname “Korea’s Tourist” reflects his prodigious talent, drawing comparisons to Gennady Korotkevich, the world’s top competitive programmer. This moniker emerged after his standout performance as a young competitor.
Sources
For more details, you can explore his profiles and contributions on:
- Codeforces: ainta’s profile
- Competitive Programming Hall of Fame: Sunghyeon Jo’s profile
- AtCoder: ainta’s competition history
- His technical blog posts on platforms like infossm.github.io
If you’d like me to dig deeper into specific contests, problem solutions, or his recent activities, let me know!