240 发简信
  • 234. Palindrome Linked List

    Description Given a singly linked list, determine if it is a palindrome....

  • 20. Valid Parentheses

    Description Given a string containing just the characters '(', ')', '{',...

  • 282. Expression Add Operators

    Description Given a string that contains only digits 0-9 and a target va...

  • 773. Sliding Puzzle

    Description On a 2x3 board, there are 5 tiles represented by the integer...

  • 120
    802. Find Eventual Safe States

    Description In a directed graph, we start at some node and every turn, w...

  • 527. Word Abbreviation

    https://leetcode.com/problems/word-abbreviation/description/Two words ar...

  • 805. Split Array With Same Average

    Description In a given integer array A, we must move every element of A ...

  • 765. Couples Holding Hands

    Description N couples sit in 2N seats arranged in a row and want to hold...

  • 753. Cracking the Safe

    Description https://leetcode.com/problems/cracking-the-safe/description/...