贝多烦

摘要：1.核心工厂配置类 @Componentpublic class HandlerContext { private Map<String, AbstractHandler> handlerMap; private HandlerContext() { } private void init(Map< 阅读全文

摘要：//题目 {"a1","b1","b2","a3","a2","b3"}变成{"a","a1","a2","a3","b","b1","b2","b3"}且每当有新的元素添加时，如：a4、c1、f1、f2，将数组变成：{"a","a1","a2"," 阅读全文

摘要：public class F { public static void main(String[] args) { int[] as = {1,6,8,9,4,6,7,5,3,1,24,5,67,4}; for (int i = 0; i < as.length; i++) { System.out 阅读全文

摘要：for (int i = 1; i <= 9; i++) { for (int j = 1; j <= i; j++) { System.out.print(i + "x" + j + "=" + i*j + "\t"); } System.out.println();}还问了九九加法表该怎么改，没 阅读全文

摘要：import java.util.ArrayList;import java.util.ConcurrentModificationException;import java.util.List;//纯属娱乐public class E { public static void main(Strin 阅读全文