洛谷——排队接水

题目链接：排队接水

java代码：

import java.util.Arrays;import java.util.Scanner;class People implements Comparable{int id;int time;public People(int id, int time) {super();this.id = id;this.time = time;}//升序排列public int compareTo(People newPeople) {return Integer.compare(this.time, newPeople.time);}}public class Main {public static void main(String[] args) {int n;Scanner in = new Scanner(System.in);n = in.nextInt();//初始化对象数组并排序People arr[] = new People[n];for(int i=0;i