英语句子,求教!FilltheregionRwiththecolorC,whereRisdefinedasfollows.Pixel(X,Y)belongstoR.Anyotherpixelwhichisthesamecoloraspixel(X,Y)andsharesacommonsidewithanypixelinRalsobelongstothisregion.这段话的

Question

英语句子,求教!
Fill the region R with the color C,where R is defined as follows.Pixel (X,Y) belongs to R.Any other pixel which is the same color as pixel (X,Y) and shares a common side with any pixel in R also belongs to this region.这段话的意思,重点是shares a common side怎么理解?

Answer 1

shares a common side with any pixel in R 与区域R中任何像素共用一边界的其他像素