Opium_Z的博客

Find the k nearest point from the origin---FaceBook 一轮电面 There are some locations, find the K nearest oneJavaThere are some locations, find the K nearest oneinput: [1,1],[2,3],[-1,-1], k=2output:[1...

Arrang classes, you’re gonna figure out the min classroom required.input: [0, 30],[5, 10],[15, 20]output: 2Java:/* * public class Interval { int start; int end; public Interval() { this....

Problem:Merge k sorted linked lists and return it as one sorted list. Analyze and describe its complexity.Example:Input:[1->4->5,1->3->4,2->6]Output: 1->1->2->3->4-...