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  • 120
    2018爱奇艺Java开发实习生面筋

    总共15道选择题,3道编程题。我感觉选择题是比较难的。 这是第二道编程题.我的解法如下(AC):

  • 2018京东Java开发实习生一面

    面试官是无人店组的,说实话我还挺喜欢的。但是估计凉了。 两分钟自我介绍问了mvc观察者模式是怎样的如何通知observers,它的uml图的关系是怎样的口述如何写这个观察者模...

  • LeetCode323. Number of Connected Components in an Undirected Graph

    Given n nodes labeled from 0 to n - 1 and a list of undirected edges (each edge is a pa...

  • LeetCode547. Friend Circles

    There are N students in a class. Some of them are friends, while some are not. Their fr...

  • 美图2018安卓开发实习生笔试题(回忆)

    选择和填空题 考察知识点: Java的copy by reference Java的线程安全相关知识 Java的try catch final知识 简答题 1.Android...

  • LeetCode439. Ternary Expression Parser

    Given a string representing arbitrarily nested ternary expressions, calculate the resul...

  • LeetCode104.Maximum Depth of Binary Tree

    Given a binary tree, find its maximum depth. The maximum depth is the number of nodes a...

  • Leetcode112.Path Sum

    Given a binary tree and a sum, determine if the tree has a root-to-leaf path such that ...

  • 110.Balanced Binary Tree

    Given a binary tree, determine if it is height-balanced. For this problem, a height-bal...

  • Leetcode113.Path Sum II

    Given a binary tree and a sum, find all root-to-leaf paths where each path's sum equals...

  • Leetcode513. Find Bottom Left Tree Value

    Given a binary tree, find the leftmost value in the last row of the tree Basic idea: I ...