题解 | 最大的差

import java.util.*;
public class Main{
    public static void main(String[] args){
        Scanner in = new Scanner(System.in);
        int n = in.nextInt();
        List<Integer> list = new ArrayList<>();
        for(int i=1;i<=n;++i){
            list.add(in.nextInt());
        }
        solution.sort(list);
        System.out.println(list.get(n-1)-list.get(0));
    }
}
class solution{
    private int n;
    solution(int n){
        this.n = n;
    }
    public static void sort(List<Integer> list){
        Collections.sort(list);
    }
}