1. History of submissions
  2. (plaintext version)

Duminda Rathnayaka

@dumrat

Sri Lanka

Joined Jun 2007

World Rank: #17109 (1.9 points)

Institution: Nothing

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
43
 Solutions submitted
410

Problems


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