240 发简信
IP属地:加州
  • 695. Max Area of Island

    Given a non-empty 2D array grid of 0's and 1's, an island is a group of ...

  • 653. Two Sum IV - Input is a BST

    Given a Binary Search Tree and a target number, return true if there exi...

  • 938. Range Sum of BST

    Given the root node of a binary search tree, return the sum of values of...

  • 9. Palindrome Number

    Solution: 思路:https://leetcode.com/problems/palindrome-number/discuss/512...

  • 429. N-ary Tree Level Order Traversal

    Given an n-ary tree, return the level order traversal of its nodes' valu...

  • 743. Network Delay Time

    There are N network nodes, labelled 1 to N.Given times, a list of travel...

  • 381. Insert Delete GetRandom O(1) - Duplicates allowed

    https://leetcode.com/problems/insert-delete-getrandom-o1-duplicates-allo...

  • 312. Burst Balloons

    https://leetcode.com/problems/burst-balloons/discuss/76228/Share-some-an...