Java数组评委打分

import java.util.Scanner;
public class Score {
    public static void main(String[] args) {
        System.out.println("请输入评委个数");
        Scanner sc = new Scanner(System.in);
        int num = sc.nextInt();
        int []arr = new int[num];
        cin(arr);
        System.out.println("去掉一个最低分"+Minscore(arr));
        System.out.println("去掉一个对高分"+Maxscore(arr));
        int score = (Sumarr(arr) - Minscore(arr) - Maxscore(arr)) / (num - 2);
        System.out.println("最终得分："+ score);
    }
    public static void cin(int arr[]){
        Scanner sd = new Scanner(System.in);
        for(int i = 0;i < arr.length;i++){
            System.out.print("请输入第"+(i+1)+"个评委的分数：");
            arr[i] = sd.nextInt();
        }
    }
    public static int Minscore(int[] arr){
        int mina = arr[0];
        for(int i =1;i<arr.length;i++){
            if(arr[i]<mina) mina = arr[i];
        }
        return mina;
    }
    public static int Maxscore(int[] arr){
        int maxa = arr[0];
        for(int i =1;i<arr.length;i++){
            if(arr[i]>maxa) maxa = arr[i];
        }
        return maxa;
    }
    public static int Sumarr(int[] arr){
        int suma = 0;
        for(int i = 0;i<arr.length;i++){
            suma += arr[i];
        }
        return suma;
    }
}