AverageInput.java

import java.util.Scanner;

 

public class AverageInput{

  public class 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];

 

    for(int i=0;i<score.length;i++){

      System.out.print("输入分数:");

      float input=scanner.nextFloat();

      score[i]=input;

    }

 

    System.out.print("/n分数: ");

    float tatal=0;

    for(int i=0;i<score.length;i++){

      total=total+score[i];

      System.out.print(score[i]+" ");

    }

 

    System.out.printf("/n平均:%.2f.total/score.length");

  }

}