算法4(Java语言)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
|
publicclassTreeNode{ intval; TreeNodeleft; TreeNoderight; TreeNode(intx){ val = x; } } public void postOrder(TreeNodebiTree){ TreeNodeleftTree = biTree.left; if (leftTree != null ) { postOrder(leftTree); } TreeNoderightTree=biTree.right; if (rightTree != null ){ postOrder(rightTree); } System.out.printf(biTree.val+ "" ); } |