Givenabinarysearchtree(BST),findthelowestcommonancestor(LCA)oftwogivennodesintheBST.AccordingtothedefinitionofLCAonWikipedia:“Thelowestcommonancestorisdef...

https://www.cnblogs.com/grandyang/p/4641968.htmlhttp://www.cnblogs.com/grandyang/p/4640572.html利用二叉搜索树的性质：左子树所有节点小于根节点，右子树所有节点大于根节点如果两个节点的最大值小于根节点，那最低公共祖先一定在左子树...

Asupplychainisanetworkofretailers（零售商）,distributors（经销商）,andsuppliers（供应商）--everyoneinvolvedinmovingaproductfromsuppliertocustomer.Startingfromonerootsupplier,e...