240 发简信
IP属地:香港
  • 常用数据结构

    Stack<E> 构造函数:Stack() Queue<E>(接口) 实现:LinkedList<E>

  • 155. Min Stack

    Description: Design a stack that supports push, pop, top, and retrieving...

  • 31. Next Permutation

    Description: Implement next permutation, which rearranges numbers into t...

  • 15. 3Sum

    Description: Given an array S of n integers, are there elements a, b, c ...

  • 8. String to Integer (atoi)

    Description: Implement atoi to convert a string to an integer. Hint: Car...

  • 6. ZigZag Conversion

    Description: The string"PAYPALISHIRING" is written in a zigzag pattern o...

  • 5. Longest Palindromic Substring

    Description: Given a string s, find the longest palindromic substring in...