Solution of the task: IMO Shortlist 2009 problem C4
Solutions
#Time ↓TaskUserSolutionCorrectness
176042 years, 9 monthsIMO Shortlist 2009 problem C411235 empty  
148447 years, 3 monthsIMO Shortlist 2009 problem C4nolo_moses empty  
145887 years, 4 monthsIMO Shortlist 2009 problem C4marin049 empty  
123707 years, 6 monthsIMO Shortlist 2009 problem C4PETARMAT empty  
122018 years, 2 monthsIMO Shortlist 2009 problem C4JakovCigrovski empty  
113498 years, 8 monthsIMO Shortlist 2009 problem C4abeker empty