题解 | #明明的随机数#
明明的随机数
https://www.nowcoder.com/practice/3245215fffb84b7b81285493eae92ff0
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashSet;
import java.util.List;
import java.util.Scanner;
import java.util.Set;
public class Main{
public static void main(String[] args){
Scanner scanner=new Scanner(System.in);
Integer num=scanner.nextInt();
Set set=new HashSet();
for(int i=0;i<num;i++){
set.add(scanner.nextInt());
}
List array=new ArrayList(set);
Collections.sort(array);
for(int j=0;j<array.size();j++){
System.out.println(array.get(j));
}
}
}
