将字符串放进map集合中

import java.util.*;
import java.lang.*;
import java.io.*;
import java.util.Collection.*;

/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
    public static void main (String[] args) throws java.lang.Exception
    {
        // your code goes here
        Map map = new HashMap();
        map.put("英文", new int[] { 123, 100, 99 });
        map.put("数学", new int[] { 100, 90, 89 });
        map.put("语文", new int[] { 90, 78, 97 });
        map.put("政治", new int[] { 100, 29, 20 });
        for (Object obj : map.keySet())
        {
            System.out.println("--------------");
            System.out.println(obj);
            for (Object x : (int[])map.get(obj))
                System.out.println(x);
        }
    }
}