Solution of the task: IMO Shortlist 2017 problem C3
Solutions
#Time ↓TaskUserSolutionCorrectness
160294 years, 3 monthsIMO Shortlist 2017 problem C3binkret empty  
167874 years, 7 monthsIMO Shortlist 2017 problem C3ivanvojvodic empty  
164994 years, 11 monthsIMO Shortlist 2017 problem C3PETARMAT empty