@rafski

Poland

Joined Sep 2005

World Rank: #17775 (1.8 points)

Institution: UŚ

Activity over the last year

FebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecemberJanuaryless than 10 submissionsbetween 10 and 20 submissionsbetween 20 and 30 submissionsbetween 30 and 40 submissionsmore than 40 submissions

Effectiveness

 Problems solved
29
 Solutions submitted
101

Problems