averageinput.java

来自「有关java学习技巧的课件」· Java 代码 · 共 10 行

import java.util.Scanner;

public class AverageInput {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
 
        System.out.print("请输入学生人数: "); 
 
        int length = scanner.nextInt();
        float[] score = new float[length];  // 动态配置长度