Skip to content

872-leaf-similar-trees

DevGod
DevGod
Elf Vtuber
/**
* 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} root1
* @param {TreeNode} root2
* @return {boolean}
*/
var leafSimilar = function(root1, root2) {
let blah = function(root){
let seq = [];
let dfs = function(root){
if(!root){return;}
if(!root.left && !root.right){ seq.push(root.val); return;}
if(root.left){dfs(root.left);}
if(root.right){dfs(root.right);}
}
dfs(root);
return seq.join(",");
}
return blah(root1) == blah(root2);
};