摘要:
二维数组压缩再还原 package cn.hlooc; public class ArrayReduceTest { public static void main(String[] args) { int[][] arr = new int[11][11]; arr[1][2] = 1; arr[ 阅读全文
摘要:
多线程信号的玩法 public class SignTest { public static void main(String[] args) { Drama drama = new Drama(); new Thread(new Actor(drama)).start(); new Thread( 阅读全文