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junick1/README.md

Warning

This page is not updated regularly. More accurate and detailed information is at junick.dev.

Note

๐Ÿ“„ This README is also available in ํ•œ๊ตญ์–ด ๐Ÿ‡ฐ๐Ÿ‡ท

_junick - Competitive Programmer and Problem Setter

junick.dev Email Instagram

solved.ac Codeforces AtCoder


๐Ÿ‘‹ About

  • ๐Ÿ‡ฐ๐Ÿ‡ท ย ์ฎธ๋‹Š ย /ย  ๐Ÿ‡ฌ๐Ÿ‡ง ย _junick
  • ๐ŸŽ‚ ย 15 Oct 2010
  • ๐Ÿง  ย I love algorithms. Now AI too.

๐Ÿ† Selected Highlights

Selected highlights: IOAI 2026 Korean Representative, USACO Platinum, KOAI 2026 Silver, Youth IT Competition Gold x3, UCPC problem writer x2


๐Ÿค” Problem Solving

solved.ac Diamond II rating 2568 ยท Codeforces Expert 1752 ยท AtCoder Yellow 2007

solved.ac tier Codeforces rating

๐Ÿฅ‡ Contest Results ย - 25 results, 2023~2026

2026

Date Result Detail
May 2026 ๐Ÿฅˆ KOI 2026 Silver Medal High School Division, 1st Round
Mar 2026 ๐Ÿฅ‡ 6th Youth IT Competition Gold Algorithm Section ยท 2nd nationwide
Feb 2026 ๐Ÿ… USACO Gold qualified Passed to Platinum Division
Feb 2026 โœ… 2026 CCC Senior Division 37/75 ยท Distinction (Top 25%)

2025

Date Result Detail
Sep 2025 ๐Ÿ† 7th National Middle School Algorithm Competition Grand Prize - 1st nationwide
Sep 2025 ๐Ÿฅ‡ 5th Youth IT Competition Gold Algorithm Section ยท 2nd nationwide
Aug 2025 ๐ŸŽฏ Qualified for NYPC 2025 Finals 1519 Division
Aug 2025 โœจ NYPC Special Prize 2025 ยท 1519 Division
Jul 2025 ๐Ÿฅˆ 21st National Middle School IT Olympiad Silver Medal ยท 3rd nationwide
May 2025 ๐Ÿฅˆ ACSL Silver Medal Intermediate Division, Finals
Mar 2025 ๐Ÿฅ‡ 4th Youth IT Competition Gold Algorithm Section ยท 2nd nationwide
Feb 2025 ๐Ÿ… USACO Silver qualified Passed to Gold Division
Feb 2025 ๐Ÿ’ฏ 2025 CCC Junior Division Perfect score - 75/75
Feb 2025 โœ… 2025 CCC Senior Division 50/75 ยท Distinction (Top 25%)

2024

Date Result Detail
Aug 2024 โœจ NYPC Special Prize 2024 ยท 1519 Division
Jul 2024 ๐Ÿฅˆ KOI 2024 Silver Medal Middle School Division, 2nd Round ยท 26th nationwide
Jun 2024 ๐Ÿฅˆ ICT Award Korea Silver Algorithm Programming ยท 3rd nationwide
May 2024 ๐Ÿ’ฏ 2024 CCC Junior Division Perfect score - 75/75
May 2024 ๐Ÿฅˆ ACSL Silver Medal Junior Division, Finals
May 2024 ๐Ÿฅ‰ KOI 2024 Bronze Medal Middle School Division, 1st Round
Mar 2024 3๏ธโƒฃ GEC-Cup 2024 3rd Place
Feb 2024 ๐Ÿ… USACO Bronze qualified Passed to Silver Division

2023

Date Result Detail
Jul 2023 โœจ KOI 2023 Participation Award Middle School Division, 2nd Round
Jun 2023 ๐Ÿฅ‰ ICT Award Korea Bronze Algorithm Programming, Middle School
May 2023 ๐Ÿฅ‰ KOI 2023 Bronze Medal Middle School Division, 1st Round
๐Ÿค– AI & Machine Learning
Date Result Detail
Jun 2026 ๐Ÿ‡ฐ๐Ÿ‡ท IOAI 2026 Korean Representative 3rd International Olympiad in Artificial Intelligence
Jun 2026 ๐Ÿฅˆ KOAI 2026 Silver Medal 1st Korean Olympiad in Artificial Intelligence ยท 4th place
๐ŸŽ“ Awards & Education
Date Award Detail
Aug 2025 ๐Ÿ“œ Certificate of Completion - AI and MIT App Inventor Course run by the MIT Futurebuilders team
Jul 2025 ๐ŸŒ Certificate of Participation - GIR 2025 Global Innovation Race, UC Berkeley
May 2025 โญ๏ธ 2nd LG AI Youth Camp - Talent Award Top 15 of 1,300 applicants nationwide
May 2025 ๐Ÿ”Ž 2nd LG AI Youth Camp - Exploration Award For leadership and exploration during the camp
May 2025 ๐Ÿ“ 2nd LG AI Youth Camp - Completion
โœ๏ธ Contributions & Problems Authored

Contest contributions

Date Role Contest
Jun 2026 โœ๏ธ Problem Writer UCPC 2026 Preliminary Round
Jul 2025 โœ๏ธ Problem Writer UCPC 2025 Preliminary Round
May 2025 ๐Ÿง‘โ€๐Ÿ’ป Problem Tester KHSPC 2025
May 2025 ๐Ÿง‘โ€๐Ÿ’ป Problem Tester PNUPC 2025
Aug 2024 โœ๏ธ Problem Writer SUAPC 2024 Summer

Problems authored

Date Problem Contest
Jun 2026 Hard Sorting Problem UCPC 2026 Pre
Jul 2025 XOR Graph UCPC 2025 Pre
Aug 2024 Agent Han's Infiltration SUAPC 2024s PreCall

๐Ÿ› ๏ธ Languages & Tools

Main
C++, Python

Also familiar with
C, C#, Java, HTML5, CSS3, JavaScript, Node.js


๐ŸŒ junick.dev ย ยทย  ๐Ÿ“ Blog ย ยทย  ๐Ÿงฉ Problems ย ยทย  ๐Ÿ“„ CV

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