Solution of the task: IMO Shortlist 2010 problem N6
Solutions
#Time ↓TaskUserSolutionCorrectness
185944 years, 7 monthsIMO Shortlist 2010 problem N6abeker empty  
141998 years, 1 monthIMO Shortlist 2010 problem N6marin049 empty  
141698 years, 1 monthIMO Shortlist 2010 problem N6PETARMAT to do