摘要： Spread from center: Like LC 5: longest palindromic substring 阅读全文

摘要： Find largest island in a board 1 package fb; 2 3 public class LargestIsland { 4 public int findLargestIsland(int[][] board) { 5 if (board==null || board.length==0 || board[0].le... 阅读全文

摘要： tasks has cooldown time, give an input task id array, output finish time input: AABCA A--ABCA output:7 1 package fb; 2 3 import java.util.*; 4 5 public class Scheduler { 6 7 pub... 阅读全文