二维数组（平均分）

import java.util.Scanner;
public class cj{

    public static void main(String args[]){

        Scanner input=new Scanner(System.in);
        String a[]={" ","付琴","就舅","王凯","刘河","干霸"};
        double b[][]={
{0,69.5,72.5,96.5,91.5,99.6},
                      {0,76.1,95.2,34.6,76.6,82.9}};
        for(int i=1;i<=5;i++){

    System.out.println(i+"."+a[i]+" "+b[0][i]+" "+b[1][i]);
    }
    int c=input.nextInt();
    System.out.println(a[c]+" "+(b[0][c]+b[1][c])/2);
}}