Problems by Yujie An

Name
Fastest
Shortest
Authors
Full Solves
Ratio
Difficulty
Languages
Drawing Circles0.1813621449264%8.6Harden
Quartets0.00308310660%6.1Harden
Superdoku0.0097634119858%6.6Harden
Waterworld0.014014313393%2.2Easyen