Andrew He

Andrew He (born 1997) is an American competitive programmer and the winner of the 2021 Facebook Hacker Cup.[1][2]

Not to be confused with the Jeopardy! contestant of the same name.

Andrew He
Born1997 (age 25–26)
NationalityAmerican
Other namesecnerwala
EducationMIT
Known forAchievements in competitive programming
AwardsCodeforces peak rating: 3668
Websitewww.github.com/ecnerwala

Background

He was born in 1997.[3] Starting from sixth grade, he participated in various mathematics competitions such as the American Mathematics Competitions, the American Invitational Mathematics Examination, the United States of America Mathematical Olympiad and HMMT.[4][5] In many of them, he placed in the top 20 overall.[4][5] He attended the Math Olympiad Program.[5]

He attended Monta Vista High School in Cupertino, California from 2011 to 2015.[4][5] During his time there, he started competitive programming in 2012.[3][6] He won two gold medals at the International Olympiad in Informatics in 2014 and 2015.[2][6]

He attended Massachusetts Institute of Technology, where he graduated in 2019 with a Bachelor of Science in Math and Computer science. He was part of the MIT team which participated in the International Collegiate Programming Contest that won a silver medal in 2016, coming sixth place overall, and then a gold medal in 2019, coming second place overall.[7][8]

He has achieved significant success in competitive programming, where he won the 2021 Facebook Hacker Cup.[2] Other accomplishments include winning the 2017 Distributed Code Jam, achieving third place in the Facebook Hacker Cup in 2018 and 2020, achieving third place in the Google Code Jam in 2019 and 2020 and being runner-up in the 2020 Topcoder Open Algorithm contest.[2]

He has worked as an intern for Addepar, Dropbox, and Cruise. Since July 2019, he has been working as a software engineer at Impira, a machine learning and artificial intelligence software company.

Achievements

Competitive programming

A more comprehensive list of achievements can be found at the Competitive Programming Hall Of Fame website.[2]

Mathematics

Publications
  • Hao, Steven; He, Andrew; Li, Ray; Wu, Scott (September 4, 2014). "An Elementary Proof of the Cayley Formula Using Random Maps". arXiv:1409.1614.
  • Wu, Scott; Li, Ray; He, Andrew; Hao, Steven (December 14, 2013). "A Simple Proof of the Cayley Formula using Random Graphs". arXiv:1312.4096.

References
  1. "Participants from United States – Competitive Programming Hall Of Fame". cphof.org.
  2. "Profile of Andrew He – Competitive Programming Hall Of Fame". cphof.org.
  3. "Best Competitive Programmers in the World". OpenGenus IQ: Computing Expertise & Legacy. Retrieved November 19, 2022.
  4. Qi, Shuyi. "Sophomore Andrew He wins grand prize at Santa Clara University High School Mathematics Competition". El Estoque. Retrieved November 19, 2022.
  5. "Local Math Whizzes Take Part in Prestigious Summer Program". Cupertino, CA Patch. July 7, 2012. Retrieved November 19, 2022.
  6. "NAC-NAPC". www.cecs.ucf.edu. Retrieved November 19, 2022.
  7. "MIT team earns silver at ACM's global programming competition | MIT CSAIL". www.csail.mit.edu. Retrieved November 19, 2022.
  8. "MIT team places second at ACM's global programming competition | MIT CSAIL". www.csail.mit.edu. Retrieved November 19, 2022.
  9. "South Bay middle school students again win national Mathcounts contest". The Mercury News. May 13, 2011. Retrieved November 19, 2022.
  10. "Winners" (PDF). MAA.
  11. "RMM 2015 – Romanian Master of Mathematics 2015". rmms.lbi.ro. Retrieved November 19, 2022.
  12. "February 2015 | HMMT". www.hmmt.org. Retrieved November 19, 2022.
  13. "Putnam Competition". math.mit.edu. Retrieved November 19, 2022.
Online coding profiles
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