【英语翻译Thisisasupersimpleproblem.Thedescriptionissimple,thesolutionissimple.Ifyoubelieveso,justreaditon.Orifyoudon't,justpretendthatyoucan'tseethisone.Wesayanelementisinsideamatrixifithasfourneighboringele】

　　英语翻译

　　Thisisasupersimpleproblem.Thedescriptionissimple,thesolutionissimple.Ifyoubelieveso,justreaditon.Orifyoudon't,justpretendthatyoucan'tseethisone.

　　Wesayanelementisinsideamatrixifithasfourneighboringelementsinthematrix(Thoseatthecornerhavetwoandontheedgehavethree).Anelementinsideamatrixiscalled"nice"whenitsvalueequalsthesumofitsfourneighbors.Amatrixiscalled"k-nice"ifandonlyifkoftheelementsinsidethematrixare"nice".

　　Nowgiventhesizeofthematrixandthevalueofk,youaretooutputanyoneofthe"k-nice"matrixofthegivensize.Itisguaranteedthatthereisalwaysasolutiontoeverytestcase.