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CyC2018 2018-03-27 11:52:58 +08:00
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notes/剑指 offer 题解.md
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@ -2588,11 +2588,11 @@ public int StrToInt(String str) {
```html ```html
_______6______ _______6______
/ \ / \
___2__ ___8__ ___2__ ___8__
/ \ / \ / \ / \
0 _4 7 9 0 4 7 9
/ \ / \
3 5 3 5
For example, the lowest common ancestor (LCA) of nodes 2 and 8 is 6. Another example is LCA of nodes 2 and 4 is 2, since a node can be a descendant of itself according to the LCA definition. For example, the lowest common ancestor (LCA) of nodes 2 and 8 is 6. Another example is LCA of nodes 2 and 4 is 2, since a node can be a descendant of itself according to the LCA definition.
``` ```
@ -2608,12 +2608,12 @@ public TreeNode lowestCommonAncestor(TreeNode root, TreeNode p, TreeNode q) {
```html ```html
_______3______ _______3______
/ \ / \
___5__ ___1__ ___5__ ___1__
/ \ / \ / \ / \
6 _2 0 8 6 2 0 8
/ \ / \
7 4 7 4
For example, the lowest common ancestor (LCA) of nodes 5 and 1 is 3. Another example is LCA of nodes 5 and 4 is 5, since a node can be a descendant of itself according to the LCA definition. For example, the lowest common ancestor (LCA) of nodes 5 and 1 is 3. Another example is LCA of nodes 5 and 4 is 5, since a node can be a descendant of itself according to the LCA definition.
``` ```