Codeforces and Polygon may be unavailable between Aug. 17, 19:00 (UTC) to Aug. 17, 22:00 (UTC) due to planned power outages. ×

Dr_John_WATSON's blog

By Dr_John_WATSON, history, 7 weeks ago, In English

Can anybody please help me with this problem. I am not able to understand editorial also. Any other solution approaches are also welcomed. Thanks

Problem link: problem 420C

 
 
 
 
  • Vote: I like it
  • 0
  • Vote: I do not like it

»
7 weeks ago, # |
  Vote: I like it 0 Vote: I do not like it

Auto comment: topic has been updated by Dr_John_WATSON (previous revision, new revision, compare).