@ptrrsn_1

Indonesia

Joined Jan 2007

World Rank: #4000 (8.6 points)

Institution: Nanyang Technological University

Activity over the last year

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

Effectiveness

 Problems solved
79
 Solutions submitted
347

Problems