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26 changes: 26 additions & 0 deletions leetcode3/김희소/543. Diameter of Binary Tree.js
Original file line number Diff line number Diff line change
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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 diameterOfBinaryTree = function(root) {
function depth(node) {
//node 가 null이면?

// 왼쪽 깊이 구하기
// 오른쪽 깊이 구하기

// 현재 노드를 거치는 경로 길이 확인

// 부모에게는 무엇을 return 해야할까?
}
depth(root);
// 최종 return
};
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