import java.util.*; public class Main { public static void main(String[] args) { //接收输入的 Scanner sc = new Scanner(System.in); //定义一个列表list List<String> list = new ArrayList<>(); int i=sc.nextInt(); //把后续的字符串加入到list当中 while (sc.hasNext()) { String s = sc.next(); list.add(s); } //对列表排序 Collections.sort(list); //输出字符串 for (String s : list) { System.out.println(s); } } }