using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace numpre
{
class Program
{
static void Main(string[] args)
{
int[,] board = { { 0,0,6, 0,0,3, 0,9,0 },
{ 7,0,0, 6,1,0, 0,2,0 },
{ 0,8,0, 0,5,0, 0,1,0 },
{ 1,0,8, 3,0,0, 0,6,9 },
{ 0,0,0, 0,6,0, 3,5,0 },
{ 0,6,3, 0,0,7, 0,0,0 },
{ 0,0,1, 0,0,6, 9,0,0 },
{ 0,0,7, 1,0,0, 0,0,6 },
{ 0,0,9, 0,2,0, 0,3,0 } };
/*int[,] board = { { 0,0,5, 0,7,0, 0,0,0 },
{ 0,6,0, 0,0,0, 0,9,0 },
{ 4,0,1, 0,0,3, 0,0,0 },
{ 9,5,8, 0,0,0, 3,0,0 },
{ 2,1,4, 0,8,0, 0,0,9 },
{ 0,7,6, 0,2,0, 8,0,5 },
{ 1,3,2, 7,5,8, 0,6,4 },
{ 6,4,9, 2,0,1, 5,8,0 },
{ 0,0,7, 6,4,9, 1,2,3 } };*/
while (true)
{
bool success = false;
for (int i = 0; i < 9; i++)
{
for (int j = 0; j < 9; j++)
{
// 対象に数字が入っていない場合
if (board[i,j] == 0)
{
/// <summary> 検索して見つけた数値をtrueに </summary>
bool[] flag = new bool[9];
//Console.Write("\n横検索:");
// 横検索
// [x, 0~8]
for (int y = 0; y < 9; y++)
{
int num = board[i, y];
//Console.Write("{0}-{1},",i,y);
if (num != 0)
flag[num - 1] = true;
}
//Console.Write("\n縦検索:");
// 縦検索
// [0~8, x]
for(int t = 0;t < 9;t++)
{
int num = board[t,j];
//Console.Write("{0}-{1},", t, j);
if (num != 0)
flag[num - 1] = true;
}
// ブロック検索
int bt = i / 3 * 3, by = j / 3 * 3;
for (int x = bt; x < bt + 3; x++)
{
for (int y = by; y < by + 3; y++)
{
if (board[x, y] != 0)
flag[board[x, y] - 1] = true;
}
}
// falseが1つだけの場合、その配列が何番目か見る
if (flag.Count(x => x == false) == 1)
{
int num = flag.Select((item, index) => new { Index = index, Value = item })
.Where(item => item.Value == false)
.Select(item => item.Index).First();
// 発見に成功した場合
success = true;
board[i,j] = num + 1;
}
}
}
}
// 数字が入れられない場合終了
if (!success)
{
Console.WriteLine("数字が入れられませんでした");
Console.WriteLine("結果:");
for (int i = 0; i < 9; i++)
{
for (int j = 0; j < 9; j++)
{
Console.Write("{0},", board[i, j]);
if (j != 0 && (j + 1) % 3 == 0)
Console.Write(" ");
}
Console.WriteLine("");
if (i != 0 && (i + 1) % 3 == 0)
Console.WriteLine("\n");
}
break;
}
if (board.Cast<int>().Count(x => x == 0) == 0)
{
Console.WriteLine("すべて数値を入れました");
Console.WriteLine("結果:");
/*
for (int i = 0; i < 9; i++)
{
for (int j = 0; j < 9; j++)
{
Console.Write("{0},", board[i,j]);
if(j % 3 == 0)
Console.Write("");
}
Console.WriteLine("]\n");
}*/
for (int i = 0; i < 9; i++)
{
for (int j = 0; j < 9; j++)
{
Console.Write("{0},", board[i, j]);
if (j != 0 && (j + 1) % 3 == 0)
Console.Write(" ");
}
Console.WriteLine("");
if (i != 0 && (i + 1) % 3 == 0)
Console.WriteLine("\n");
}
break;
}
}
Console.ReadKey();
}
}
}
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace numpre
{
    class Program
    {
        static void Main(string[] args)
        {

            int[,] board = { { 0,0,6,  0,0,3,  0,9,0 },
                             { 7,0,0,  6,1,0,  0,2,0 },
                             { 0,8,0,  0,5,0,  0,1,0 },

                             { 1,0,8,  3,0,0,  0,6,9 },
                             { 0,0,0,  0,6,0,  3,5,0 },
                             { 0,6,3,  0,0,7,  0,0,0 },

                             { 0,0,1,  0,0,6,  9,0,0 },
                             { 0,0,7,  1,0,0,  0,0,6 },
                             { 0,0,9,  0,2,0,  0,3,0 } };

            /*int[,] board = { { 0,0,5,  0,7,0,  0,0,0 },
                             { 0,6,0,  0,0,0,  0,9,0 },
                             { 4,0,1,  0,0,3,  0,0,0 },

                             { 9,5,8,  0,0,0,  3,0,0 },
                             { 2,1,4,  0,8,0,  0,0,9 },
                             { 0,7,6,  0,2,0,  8,0,5 },

                             { 1,3,2,  7,5,8,  0,6,4 },
                             { 6,4,9,  2,0,1,  5,8,0 },
                             { 0,0,7,  6,4,9,  1,2,3 } };*/

            

            while (true)
            {
                bool success = false;

                for (int i = 0; i < 9; i++)
                {
                    for (int j = 0; j < 9; j++)
                    {
                        // 対象に数字が入っていない場合
                        if (board[i,j] == 0)
                        {
                            /// <summary> 検索して見つけた数値をtrueに </summary>
                            bool[] flag = new bool[9];

                            //Console.Write("\n横検索:");

                            // 横検索
                            // [x, 0~8]
                            for (int y = 0; y < 9; y++)
                            {
                                int num = board[i, y];

                                //Console.Write("{0}-{1},",i,y);

                                if (num != 0)
                                    flag[num - 1] = true;                           
                            }

                            //Console.Write("\n縦検索:");
                            // 縦検索
                            // [0~8, x]
                            for(int t = 0;t < 9;t++)
                            {
                                int num = board[t,j];

                                //Console.Write("{0}-{1},", t, j);

                                if (num != 0)
                                    flag[num - 1] = true;
                            }

                            // ブロック検索
                            int bt = i / 3 * 3, by = j / 3 * 3;


                            for (int x = bt; x  < bt + 3; x++)
                            {
                                for (int y = by; y < by + 3; y++)
                                {
                                    if (board[x, y] != 0)
                                        flag[board[x, y] - 1] = true;


                                }
                            }

                            // falseが1つだけの場合、その配列が何番目か見る
                            if (flag.Count(x => x == false) == 1)
                            {
                                int num = flag.Select((item, index) => new { Index = index, Value = item })
                                                        .Where(item => item.Value == false)
                                                        .Select(item => item.Index).First();

                                // 発見に成功した場合
                                success = true;
                                board[i,j] = num + 1;
                            }

                        }

                    }
                }
                // 数字が入れられない場合終了
                if (!success)
                {
                    Console.WriteLine("数字が入れられませんでした");
                    Console.WriteLine("結果：");
                    for (int i = 0; i < 9; i++)
                    {
                        for (int j = 0; j < 9; j++)
                        {
                            Console.Write("{0},", board[i, j]);

                            if (j != 0 && (j + 1) % 3 == 0)
                                Console.Write("  ");
                        }

                        Console.WriteLine("");
                        if (i != 0 && (i + 1) % 3 == 0)
                            Console.WriteLine("\n");
                    }

                    break;
                }
                if (board.Cast<int>().Count(x => x == 0) == 0)
                {
                    Console.WriteLine("すべて数値を入れました");
                    Console.WriteLine("結果:");

                    /*
                    for (int i = 0; i < 9; i++)
                    {
                        for (int j = 0; j < 9; j++)
                        {
                            Console.Write("{0},", board[i,j]);

                            if(j % 3 == 0)
                                Console.Write("");
                        }

                        Console.WriteLine("]\n");
                    }*/
                    for (int i = 0; i < 9; i++)
                    {
                        for (int j = 0; j < 9; j++)
                        {
                            Console.Write("{0},", board[i, j]);

                            if (j != 0 && (j + 1) % 3 == 0)
                                Console.Write("  ");
                        }

                        Console.WriteLine("");
                        if (i != 0 && (i + 1) % 3 == 0)
                            Console.WriteLine("\n");
                    }

                    break;
                }

            
            }
            Console.ReadKey();
                            
        }
    }
}
