蓝桥冲刺31天之第六天

今天是摆子的一天，明天我要肝一整天的第四题！！！

PS：一个普通的排序罢了

import java.io.*;
import java.util.Arrays;
import java.util.Scanner;/*** @ClassName 考勤刷卡* @Description TODO* @Author 小怂很怂* @Date 2023/3/8 21:43* @Version 1.0**/
public class Main {static BufferedReader br = new BufferedReader(new InputStreamReader(System.in));static StreamTokenizer st = new StreamTokenizer(br);static PrintWriter pw = new PrintWriter(new OutputStreamWriter(System.out));public static void main(String[] args) throws Exception {Scanner sc=new Scanner(System.in);int n=sc.nextInt();int []arr=new int[n];for (int i=0;i<n;i++){String  ss=sc.next();arr[i]=sc.nextInt();}Arrays.sort(arr);for (int i=1;i<n;i++){if (arr[i]!=arr[i-1]) pw.println(arr[i-1]);}pw.println(arr[n-1]);pw.flush();//必须加}public static int nextInt() throws Exception {//int型st.nextToken();return (int) st.nval;}public static long nextLong() throws Exception {//long型st.nextToken();return (long) st.nval;}
}