Rafal D

@dworack

Poland, Katowice

Joined Jan 2018

World Rank: #5185 (6.8 points)

Institution: /dev/null

Activity over the last year

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

Effectiveness

 Problems solved
51
 Solutions submitted
210

Problems