Solution of the task: IMO Shortlist 2013 problem C4
Solutions
#Time ↓TaskUserSolutionCorrectness
261213 months, 2 weeksIMO Shortlist 2013 problem C4Sangue empty  
189934 years, 2 monthsIMO Shortlist 2013 problem C411235 empty  
123688 years, 7 monthsIMO Shortlist 2013 problem C4PETARMAT empty  
815010 years, 5 monthsIMO Shortlist 2013 problem C4dpaleka empty  
813910 years, 5 monthsIMO Shortlist 2013 problem C4abeker empty