java 兑现数组分段匹配

java 实现数组分段匹配
加入 有一个数组arr1={"A","abc","B","jkkk","C","asdsad","D","asdasda","E","asdasd"};
另一个数组 arr2={"C","asdasd","D"};
数组 arr3={"A","B","C","D","E"}；
其中 C中的元素作为标识，也就是分段的标志，如果"A","B"在数组arr2中出现，则比较数组 arr1A与B之间的部分和数组arr2A与B之间的内容
[解决办法]
不大明白
[解决办法]
看不懂哦。