g0501_0600.s0513_find_bottom_left_tree_value

Class Solution

java.lang.Object

g0501_0600.s0513_find_bottom_left_tree_value.Solution

public class Solution
extends Object

513 - Find Bottom Left Tree Value.

Medium

Given the root of a binary tree, return the leftmost value in the last row of the tree.

Example 1:

Input: root = [2,1,3]

Output: 1

Example 2:

Input: root = [1,2,3,4,null,5,6,null,null,7]

Output: 7

Constraints:

• The number of nodes in the tree is in the range [1, 104].
• -231 <= Node.val <= 231 - 1

Constructor Summary

Constructors

Constructor and Description
Solution()

Method Summary

Modifier and Type	Method and Description
int	findBottomLeftValue(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

findBottomLeftValue

public int findBottomLeftValue(TreeNode root)