c#编程题3，进链接看文本，会的留下代码，带注释，感谢

链接: https://pan.baidu.com/s/1vA0figJjqOfO0-edUO7TNQ

提取码: cta4 

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;
using System.Threading.Tasks;

namespace ConsoleApplication1
{
    class Program
    {
        // 蚂蚁迷宫问题
        static void Main(string[] args)
        {
            // 1,0 = 4  // 偶数的平方
            // 0,2 = 9  // 奇数的平方
            // 3,0 = 16 // 偶数的平方
            // 0,4 = 25 // 奇数的平方
            String str;
            while ((str = Console.ReadLine()) != null)
            {
                /////////////////////////////////////////////////////////
                // 对数字进行开方,算到平方数
                Double n = Math.Sqrt(Int64.Parse(str.Replace("_", "")));
                String s = Convert.ToString(n);
                if (s.Contains("."))
                {
                    Int64 src = Int64.Parse(str.Replace("_", ""));
                    Int64 from = Convert.ToInt64(Math.Floor(n));
                    // 如果区间是 偶(n)->奇(n+1) 见表得 ->1位 ↑n位 <-n位
                    if (from % 2 == 0)
                    {
                        // 坐标定 (n-1,0)
                        Int64 position = from * from;
                        // 剩余多少位
                        Int64 left = src - position;
                        if (left == 1)
                        {
                            Console.WriteLine("0 {0}", from);
                        }
                        else if (left <= from + 1)
                        {
                            Int64 y = left - 1;
                            Console.WriteLine("{0} {1}", y, from);
                        }
                        else
                        {
                            Int64 y = (from + 1) * (from + 1) - src;
                            Console.WriteLine("{0} {1}", from, y);
                        }

                    }
                    // 如果区间是 奇(n)->偶(n+1) 见表得 ↑1位 ->n位  ↓n位
                    if (from % 2 == 1)
                    {
                        // 坐标定 (n-1,0)
                        Int64 position = from * from;
                        // 剩余多少位
                        Int64 left = src - position;
                        if (left == 1)
                        {
                            Console.WriteLine("{0} 0", from);
                        }
                        else if (left <= from + 1)
                        {
                            Int64 y = left - 1;
                            Console.WriteLine("{0} {1}", from, y);
                        }
                        else
                        {
                            Int64 y = (from + 1) * (from + 1) - src;
                            Console.WriteLine("{0} {1}", y, from);
                        }

                    }
                }
                else
                {
                    Int64 from = Convert.ToInt64(Math.Floor(n));
                    if (from % 2 == 0)
                    {
                        Console.WriteLine("0 {0}", from - 1);
                    }
                    else
                    {

                        Console.WriteLine("{0} 0", from - 1);
                    }
                }
               
            }
        }
    }
}