"publicclassTreeMapExample{publicstaticvoidmain(String[]args){TreeMap<String,Integer>mTreeMap=newTreeMap<String,Integer>();mTreeMap.put(""19040203"",81);mTreeMap.put(""19040204"",92);mTreeMap.put(""19040201"",65);mTreeMap.put(""19040202"",71);mTreeMap.put(""19040205"",78);mTreeMap.put(""19040206"",84);Set<String>mSet=mTreeMap.keySet();for(Stringkey:mSet){System.out.println(key+"":""+mTreeMap.get(key));}}}请问程序输出内容（）？