JFrameframe=newJFrame();JButtoncomponent1=newJButton("1");JButtoncomponent2=newJButton("2");JButtoncomponent3=newJButton("3");//Bydefault,thefocustraversalorder...

Whenthefocusisonacomponent,anyfocustraversalkeyssetforthatcomponentoverridethedefaultfocustraversalkeys.Foranexampleofhowtochangethefocustraversalkeysfortheenti...

Thisexamplechangesthefocustraversalkeysfortheentireapplication.Foranexampleofhowtochangethefocustraversalkeysforaparticularcomponent,seee610SettingFocusTraversa...

Givenabinarytree,returnthelevelordertraversalofitsnodes'values.(ie,fromlefttoright,levelbylevel).Forexample:Givenbinarytree[3,9,20,null,null,15,7],3/920/157&nbs...

  https://www.cnblogs.com/grandyang/p/4297300.html用堆来辅助，先存储所有的左节点，再根据左节点找右节点classSolution{public:vector<int>inorderTraversal(TreeNode*root){vect...

不用迭代器的代码classSolution{public:TreeNode*reConstructBinaryTree(vector<int>pre,vector<int>vin){TreeNode*root=NULL;intlength_pre=pre.size();intlength_vin...

ProblemDescription       Abinarytreeisafinitesetofverticesthatiseitheremptyorconsistsofarootrandtwodisjointbinarytreescalledt...

Supposethatallthekeysinabinarytreearedistinctpositiveintegers.Giventhepostorderandinordertraversalsequences,youaresupposedtooutputthelevelordertraversalsequence...

Aninorderbinarytreetraversalcanbeimplementedinanon-recursivewaywithastack.Forexample,supposethatwhena6-nodebinarytree(withthekeysnumberedfrom1to6)istraversed,th...

Aninorderbinarytreetraversalcanbeimplementedinanon-recursivewaywithastack.Forexample,supposethatwhena6-nodebinarytree(withthekeysnumberedfrom1to6)istraversed,th...

Aninorderbinarytreetraversalcanbeimplementedinanon-recursivewaywithastack.Forexample,supposethatwhena6-nodebinarytree(withthekeysnumberedfrom1to6)istraversed,th...

Aninorderbinarytreetraversalcanbeimplementedinanon-recursivewaywithastack.Forexample,supposethatwhena6-nodebinarytree(withthekeysnumberedfrom1to6)istraversed,th...

Supposethatallthekeysinabinarytreearedistinctpositiveintegers.Giventhepostorderandinordertraversalsequences,youaresupposedtooutputthelevelordertraversalsequence...

Givenabinarytree,returnthe zigzaglevelorder traversalofitsnodes'values.(ie,fromlefttoright,thenrighttoleftforthenextlevelandalternatebetween).Forexamp...

题意：给你个二叉树，要求按深度下到上，输出每行的整数。 我的思路：我采用了广度优先搜索，并利用两个变量，来计算当前所遍历的深度，然后就把每个深度的整数都加入到容器里，一旦深度＋1就把该容器添加到总容器里。 /***Definitionforabinarytreenode.*publicclassTr...