程旅行网 2018校招 研发类在线考试

参考：

using System;
using System.Linq;
 
namespace ConsoleApp1
{
    class Program
    {
        static void Main(string[] args)
        {
            var n = int.Parse(Console.ReadLine());  //出题中这里纯粹是多余
            var ns = Console.ReadLine()
                .Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries)
                .Take(n)
                .Select(x => int.Parse(x));
            var m = int.Parse(Console.ReadLine());  //出题中这里纯粹是多余
            var ms = Console.ReadLine()
                .Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries)
                .Take(m)
                .Select(x => int.Parse(x));
            var 合并 = ns.Concat(ms).Distinct().ToArray();
            Console.WriteLine(合并.Skip(合并.Length / 2 - 1).Take(合并.Length % 2 == 1 ? 1 : 2).Average());
            Console.WriteLine("...........按任意键结束");
            Console.ReadKey();
        }
    }
}