Merge pull request #460 from liuwei20210312/develop

youngyangyang04 · web-flow · commit feb42c6e3463 · 2021-07-04T16:35:25.000+08:00
Update100. 20201003二叉树周末总结.md
diff --git a/problems/周总结/20201003二叉树周末总结.md b/problems/周总结/20201003二叉树周末总结.md
@@ -40,9 +40,8 @@ public:
         return isSame;
 
     }
-    bool isSymmetric(TreeNode* root) {
-        if (root == NULL) return true;
-        return compare(root->left, root->right);
+    bool isSymmetric(TreeNode* p, TreeNode* q) {
+        return compare(p, q);
     }
 };
 ```

Original file line number	Diff line number	Diff line change
`@@ -40,9 +40,8 @@ public:`
`40`	`40`	`return isSame;`
`41`	`41`
`42`	`42`	`}`
`43`		`- bool isSymmetric(TreeNode* root) {`
`44`		`- if (root == NULL) return true;`
`45`		`- return compare(root->left, root->right);`
	`43`	`+ bool isSymmetric(TreeNode* p, TreeNode* q) {`
	`44`	`+ return compare(p, q);`
`46`	`45`	`}`
`47`	`46`	`};`
`48`	`47`	```