题解 | #明明的随机数#

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.Arrays;
// 注意类名必须为 Main, 不要有任何 package xxx 信息
public class Main {
    public static void main(String[] args) throws IOException{
        BufferedReader bf=new BufferedReader(new InputStreamReader(System.in));
        String str;
        while ((str=bf.readLine())!=null){
            int total = Integer.parseInt(str);
            int[] store=new int[total];
            for (int i = 0; i < total; i++) {
                store[i]=Integer.parseInt(bf.readLine());
            }
            int[] ints = Arrays.stream(store).distinct().sorted().toArray();
            for (int anInt : ints) {
                System.out.println(anInt);
            }
        }
    }
}