Java 数组平均数计算：重载方法和测试程序

import java.util.Scanner;

public class Average {
    public static void main(String[] args) {
        double[] numbers = new double[10];
        Scanner scanner = new Scanner(System.in);
        
        // 提示用户输入 10 个 double 值
        System.out.println('请输入 10 个 double 值：');
        for (int i = 0; i < numbers.length; i++) {
            numbers[i] = scanner.nextDouble();
        }
        
        // 调用方法显示平均值
        System.out.println('平均值为：' + average(numbers));
    }
    
    public static int average(int[] array) {
        int sum = 0;
        for (int num : array) {
            sum += num;
        }
        return sum / array.length;
    }
    
    public static double average(double[] array) {
        double sum = 0;
        for (double num : array) {
            sum += num;
        }
        return sum / array.length;
    }
}