JSONArray排序 // JSONArray转list List<JSONObject> list = JSONArray.parseArray(ordersDataArray.toJSONString(), JSONObject.class); Collections.sort(list, new Comparator<JSONObject>() { @Override public int compare(JSONObject o1, JSONObject o2) { lo
Buy Tickets Time Limit: 4000MS Memory Limit: 65536K Total Submissions: 19012 Accepted: 9442 Description Railway tickets were difficult to buy around the Lunar New Year in China, so we must get up early and join a long queue… The Lunar New Year wa
没做出来 第四题 (List)写一个函数reverseList,该函数能够接受一个List,然后把该List 倒序排列. 例如: List list = new ArrayList(); list.add(“Hello”); list.add(“World”); list.add(“Learn”); //此时list 为Hello World Learn reverseList(list); //调用reverseList 方法之后,list 为Learn World Hello package