程序代码：

import java.util.Arrays;
import java.util.Collections;
import java.util.List;

public class Test0923 {
    public static void main(String[] args) {
        Integer[] array = {1,4,5,3,6,2};
        List<Integer> list = Arrays.asList(array);
        System.out.println(Collections.max(list));
        System.out.println(list.stream().reduce((a,b)->a+b).get()/list.size());
    }
}