Krzysztof KosiƄski

@tweenk

Poland, Warsaw

Joined Jan 2007

World Rank: #34810 (0.7 points)

Institution: Warsaw University

Activity over the last year

Effectiveness

 Problems solved
8
 Solutions submitted
58

Problems

List of solved classical problems:

ADDREV TEST
JAVAC
NSTEPS
ONP
PALIN
PIR
PRIME1