using System;

​

    public class Program

    {

        public static void Main(string[] args)

        {

            Console.Write("n = ");

            int n = Convert.ToInt32(Console.ReadLine());

​

            int[] nums = new int[n];

            int s = 0, b = 0, a = 0, x = 0;

            for(int i = 0; i < n; i++)

            {

                Console.Write("num" + (i+1) + " = ");

                nums[i] = Convert.ToInt32(Console.ReadLine());

                if(nums[i] > 0)

                {

                    s = s + nums[i];

                    b++;

                }

                else

                {

                    a = a - nums[i];

                    x++;

                }

            }

            Console.WriteLine(s/b);

            Console.WriteLine(-a/x);

            Console.ReadLine();

        }

    }