Sign in
Sign up
Solve
Go to problems at your level
Time trial
Rush
Discover
Recommendations
Practice
All problems
Filter problems
Problem groups
Pattern search
Social
Friends
Users
Friend activity
Community
Forum
Discord
Leaderboard
Site
Info
Add problem
Statistics
Download
RSS
Sign in
Sign up
whendrik (28 kyu)
Willem Hendriks
Netherlands, the
Last here date
2014-02-01
Registration date
2005-09-30
Send Private Message
Level progress
Created problems
see all
7 dan
12 years ago
20 kyu
13 years ago
5 dan
13 years ago
14 kyu
13 years ago
4 kyu
13 years ago
14 kyu
13 years ago
Favorited problems
see all
10 kyu
13 years ago
aditsu
Stats
Problems solved
4801
Problems added
50
Rating
28 kyu
Friends
0
Comments
144
Rush score
0