Comment: A graph is called BIPARTITE if its vertex can be parted into two parts such that every edge connects one vertex in one part and another vertex in another part.

 
  • 說(shuō)明:如果能夠把一個(gè)圖的頂點(diǎn)分成兩部分,使得每個(gè)邊連接的兩個(gè)點(diǎn),都必然分別在兩個(gè)部分中,那么稱(chēng)這個(gè)圖為“二部圖”。
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