Problems by Yujie An

Name
Fastest
Shortest
Authors
Full Solves
Ratio
Difficulty
Languages
Drawing Circles0.1813621479665%8.5Harden
Quartets0.00308313969%6.3Harden
Superdoku0.0097634820459%6.5Harden
Waterworld0.014015414494%2.1Easyen