Solution (leetcode-in-java 1.10 API)

java.lang.Object
- g0101_0200.s0144_binary_tree_preorder_traversal.Solution

```
public class Solution
extends Object
```

- Constructor Summary
  
  Constructors
  Constructor Description
  
  Solution()
- Method Summary
  
  All Methods Instance Methods Concrete Methods
  Modifier and Type Method Description
  
  List<Integer> preorderTraversal(TreeNode root)
  - Methods inherited from class java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail
- Solution
```
public Solution()
```

Method Detail

preorderTraversal

public List<Integer> preorderTraversal(TreeNode root)