@johanderuiter
Netherlands
Joined Jun 2006
World Rank: #6997 (5.1 points)
Institution: Leiden University
Activity over the last year
Effectiveness
- Problems solved
- 47
- Solutions submitted
- 398
Problems
List of solved classical problems:
TODO list of classical problems:
ADDREV | COMPLETE | PIE | STREDUCE | WATER | ||
BITMAP | MUL | PYRSUM2 | TWOSQRS | WORDS1 |