LC 104. Maximum Depth of Binary Tree
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| /**
* Definition for a binary tree node.
* function TreeNode(val, left, right) {
* this.val = (val===undefined ? 0 : val)
* this.left = (left===undefined ? null : left)
* this.right = (right===undefined ? null : right)
* }
*/
/**
* @param {TreeNode} root
* @return {number}
*/
var maxDepth = function(root) {
if (!root) {
return 0
} else {
const left = maxDepth(root.left)
const right = maxDepth(root.right)
return Math.max(left, right) + 1
}
};
|
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