Question

菜鸟求教，Map<int, int[]> map = new HashMap<int,int[]>();报错，求解

Syntax error on token "int", Dimensions expected after this token

Answer 1

泛型内不能包装基本数据类型，只能是封装后的基本数据类型的对象。譬如说String,Integer,Charater,Byte..等等

Answer 2

改成Map<Integer, int[]> map = new HashMap<Integer,int[]>();