Topcoder problem

Revision ru2, by TigranHakobyan, 2015-07-27 13:00:01

Hi, everyone.

Can someone, please, explain the solution for this problem ?

I really cannot understand what editorial wants to say.
Tags tc, srm 247

History

 
 
 
 
Revisions
 
 
  Rev. Lang. By When Δ Comment
en1 English TigranHakobyan 2015-07-27 13:12:01 239 Initial revision for English translation
ru2 Russian TigranHakobyan 2015-07-27 13:00:01 3 Мелкая правка: '5">problem.</a></p> I' -> '5">problem ?</a></p> I'
ru1 Russian TigranHakobyan 2015-07-27 11:11:18 238 Первая редакция (опубликовано)