Package 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 Details

    • Solution

      public Solution()

  • Method Details

    • findBottomLeftValue

      public int findBottomLeftValue(TreeNode root)