This commit is contained in:
krahets
2023-11-27 02:32:06 +08:00
parent 32d5bd97aa
commit a4a23e2488
31 changed files with 179 additions and 213 deletions

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@ -45,11 +45,10 @@ comments: true
```csharp title=""
/* 二叉树节点类 */
class TreeNode {
int val; // 节点值
TreeNode? left; // 左子节点引用
TreeNode? right; // 右子节点引用
TreeNode(int x) { val = x; }
class TreeNode(int? x) {
public int? val = x; // 节点值
public TreeNode? left; // 左子节点引用
public TreeNode? right; // 右子节点引用
}
```