Przemysław Horban

@dfr

Poland, Warsaw

Joined Apr 2007

World Rank: #4258 (8.2 points)

Institution: Warsaw University

Activity over the last year

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

Effectiveness

 Problems solved
190
 Solutions submitted
613

Problems