Solution of the task: IMO Shortlist 2012 problem C4
Solutions
#Time ↓TaskUserSolutionCorrectness
198673 yearsIMO Shortlist 2012 problem C411235 empty  
127167 years, 6 monthsIMO Shortlist 2012 problem C4PETARMAT empty  
105488 years, 11 monthsIMO Shortlist 2012 problem C4abeker empty