Problems by Haochen Chen

Name
Fastest
Shortest
Authors
Full Solves
Ratio
Difficulty
Languages
Powers and Modulus0.003658144877%4.4Mediumen
Seven Wonders0.00409583913095%1.5Easyen
Swap Frenzy0.005481915730%8.9Harden
Treasure Hunt0.0085326116362%7.4Harden