Solution of the task: IMO Shortlist 2009 problem C4
Solutions
#Time ↓TaskUserSolutionCorrectness
176042 yearsIMO Shortlist 2009 problem C411235 empty  
148446 years, 6 monthsIMO Shortlist 2009 problem C4nolo_moses empty  
145886 years, 7 monthsIMO Shortlist 2009 problem C4marin049 empty  
123706 years, 9 monthsIMO Shortlist 2009 problem C4PETARMAT empty  
122017 years, 5 monthsIMO Shortlist 2009 problem C4JakovCigrovski empty  
113497 years, 10 monthsIMO Shortlist 2009 problem C4abeker empty