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    2018愛奇藝Java開發(fā)實習(xí)生面筋

    總共15道選擇題,3道編程題。我感覺選擇題是比較難的。 這是第二道編程題.我的解法如下(AC):

  • 2018京東Java開發(fā)實習(xí)生一面

    面試官是無人店組的慢逾,說實話我還挺喜歡的。但是估計涼了。 兩分鐘自我介紹問了mvc觀察者模式是怎樣的如何通知observers违柏,它的uml圖的關(guān)系是怎樣的口述如何寫這個觀察者模...

  • 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...

  • 美圖2018安卓開發(fā)實習(xí)生筆試題(回憶)

    選擇和填空題 考察知識點: Java的copy by reference Java的線程安全相關(guān)知識 Java的try catch final知識 簡答題 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 ...

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