A和B两个数组,删除B中与A重复的元素

package com.kt.test;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;

public class ArrayTest {
    public static void main(String[] args){
        List<String> list = new ArrayList<String>();
        String[] str1 = {"Java", "C++", "Php", "C#", "Python"}; 
        String[] str2 = {"1", "C++", "2", "5", "Python"}; 
        List list1= Arrays.asList(str1); 
        List list2= Arrays.asList(str2); 
        
        //方法一
        /*for(int i = 0;i<list2.size();i++){
            if(!list1.contains(list2.get(i))){
                list.add((String) list2.get(i));
            }
        }*/
        
        //方法二 报错
        for(int i=0;i<list1.size();i++){
            if(list2.contains(list1.get(i))){
                list2.remove(list1.get(i));
            }
            
        }
        
        for(String a : list){
            System.out.println("shuchu:"+a);
        }
        
        
    }
}