Weekly Contest 72 leetcode 785. Is Graph Bipartite?
Givenagraph,returntrueifandonlyifitisbipartite.Recallthatagraphisbipartiteifwecansplitit'ssetofnodesintotwoindependentsubsetsAandBsuchthateveryedgeinthegraphhasonenodeinAandanothernodeinB.Thegraphisgi