java简单解法,set去重,Arrays.sort排序
明明的随机数
http://www.nowcoder.com/questionTerminal/3245215fffb84b7b81285493eae92ff0
import java.util.*; public class Main{ public static void main(String [] args){ Scanner sc = new Scanner(System.in); while(sc.hasNextInt()){ HashSet<Integer> set = new HashSet<>(); int num = sc.nextInt(); for(int i = 0;i < num ; i ++){ set.add(sc.nextInt()); } Object[] array = set.toArray(); Arrays.sort(array); for(Object a : array){ System.out.println((Integer)a); } } } }