Морской бой в консоли - готовое решение - C#

using System;
 
namespace Battleship_Console
{
    public class Battleship
    {
        protected const int four = 1;
        protected const int three = 2;
        protected const int two = 3;
        protected const int one = 4;
        public int[,] Field1 = new int[10, 10]; //0 - пустая клетка, 1 - корабль, 2 - попадание по кораблю, 3 - промах
        public static readonly string[] str1 = { "а", "б", "в", "г", "д", "е", "ж", "з", "и", "к" };
        public static readonly string[] str2 = { "1", "2", "3", "4", "5", "6", "7", "8", "9", "10" };
        public int Step = new int();
        protected int[] Letter = new int[101];
        protected int[] Index = new int[101];
        public int Points = 0;
        public static int Indent = 2;
        public int Number = 0;
 
        protected static int[,] BotField = new int[10, 10];
 
        protected static int[,] UserField = new int[10, 10];
 
        public void Output(int[,] Field)
        {
            if (Indent > 20)
            {
                Indent = 2;
                Console.Clear();
            }
            for (int i = 0; i < 10; i++)
            {
                Console.SetCursorPosition(2 * i + 3, 0);
                Console.Write(str1[i]);
            }
            for (int i = 0; i < 10; i++)
            {
                Console.SetCursorPosition(0, i + 1);
                Console.Write(str2[i]);
                Console.SetCursorPosition(2, i + 1);
                Console.Write("| ");
                for (int j = 0; j < 10; j++)
                {
                    Console.SetCursorPosition(2 * j + 3, i + 1);
                    Part(UserField[i, j]);
                }
            }
            for (int i = 0; i < 10; i++)
            {
                Console.SetCursorPosition(2 * i + 3, 13);
                Console.Write(str1[i]);
            }
            for (int i = 0; i < 10; i++)
            {
                Console.SetCursorPosition(0, i + 14);
                Console.Write(str2[i]);
                Console.SetCursorPosition(2, i + 14);
                Console.Write("| ");
                for (int j = 0; j < 10; j++)
                {
                    Console.SetCursorPosition(2 * j + 3, i + 14);
                    Part(Field[i, j]);
 
                }
            }
        }
        public void Part(int a)
        {
            switch (a)
            {
                case 0:
                    Console.Write('+');
                    break;
                case 1:
                    Console.Write('\u25A0');
                    break;
                case 2:
                    Console.Write('X');
                    break;
                case 3:
                    Console.Write('O');
                    break;
            }
        }
        protected void Stroke(int[,] Field, int i, int j)
        {
            int Long = 1;
            int x = j;
            int y = i;
            for (int k = 1; k < 4; k++)
            {
                try
                {
                    if (Field[i - k, j] == 2)
                    {
                        Long++;
                        y--;
                    }
                    if (Field[i - k, j] == 1)
                    {
                        return;
                    }
                    if (Field[i - k, j] == 0 || Field[i - k, j] == 3)
                    {
                        break;
                    }
                }
                catch (IndexOutOfRangeException)
                {
                    break;
                }
            }
            for (int k = 1; k < 4; k++)
            {
                try
                {
                    if (Field[i + k, j] == 2)
                    {
                        Long++;
                    }
                    if (Field[i + k, j] == 1)
                    {
                        return;
                    }
                    if (Field[i + k, j] == 0 || Field[i + k, j] == 3)
                    {
                        break;
                    }
                }
                catch (IndexOutOfRangeException)
                {
                    break;
                }
            }
            if (Long > 1)
            {
                for (int k = y - 1; k < y + Long + 1 && k < 10; k++)
                {
                    if (k < 0)
                    {
                        k++;
                    }
                    for (int l = x - 1; l < x + 2 && l < 10; l++)
                    {
                        if (l < 0)
                        {
                            l++;
                        }
                        if (Field[k, l] != 2)
                        {
                            Field[k, l] = 3;
                            Field1[k, l] = 3;
                        }
                    }
                }
                return;
            }
 
            for (int k = 1; k < 4; k++)
            {
                try
                {
                    if (Field[i, j - k] == 2)
                    {
                        Long++;
                        x--;
                    }
                    if (Field[i, j - k] == 1)
                    {
                        return;
                    }
                    if (Field[i, j - k] == 0 || Field[i, j - k] == 3)
                    {
                        break;
                    }
                }
                catch (IndexOutOfRangeException)
                {
                    break;
                }
            }
            for (int k = 1; k < 4; k++)
            {
                try
                {
                    if (Field[i, j + k] == 2)
                    {
                        Long++;
                    }
                    if (Field[i, j + k] == 1)
                    {
                        return;
                    }
                    if (Field[i, j + k] == 0 || Field[i, j + k] == 3)
                    {
                        break;
                    }
                }
                catch (IndexOutOfRangeException)
                {
                    break;
                }
            }
            if (Long > 1)
            {
                for (int l = y - 1; l < y + 2 && l < 10; l++)
                {
                    for (int k = x - 1; k < x + Long + 1 && k < 10; k++)
                    {
                        if (k < 0)
                        {
                            k++;
                        }
                        if (l < 0)
                        {
                            l++;
                        }
                        if (Field[l, k] != 2)
                        {
                            Field[l, k] = 3;
                            Field1[l, k] = 3;
                        }
                    }
                }
                return;
            }
 
            if (Long == 1)
            {
                for (int k = y - 1; k < y + 2 && k < 10; k++)
                {
                    if (k < 0)
                    {
                        k = 0;
                    }
                    for (int l = x - 1; l < x + 2 && l < 10; l++)
                    {
                        if (l < 0)
                        {
                            l = 0;
                        }
                        if (Field[k, l] != 2)
                        {
                            Field[k, l] = 3;
                            Field1[k, l] = 3;
                        }
                    }
                }
            }
        }
    }
 
    public class User : Battleship
    {
        public User()
        {
            Console.Write("Случайная расстановка кораблей? ");
            if (Console.ReadLine() == "да")
            {
                Console.Clear();
                Number = 0;
                Four();
                while (Number < three)
                {
                    Three();
                }
                Number = 0;
                while (Number < two)
                {
                    Two();
                }
                Number = 0;
                while (Number < one)
                {
                    One();
                }
            }
        }
 
        public void Strike()
        {
            if (Win())
            {
                return;
            }
            Console.SetCursorPosition(30, Indent++);
            Console.WriteLine("Выстрел №: " + ++Step);
            Boolean letter = true;
            while (letter)
            {
                Console.SetCursorPosition(30, Indent++);
                Console.Write("Ваш выстрел: ");
                switch (Console.Read())
                {
                    case 'а':
                        Letter[Step] = 0;
                        letter = false;
                        break;
                    case 'б':
                        Letter[Step] = 1;
                        letter = false;
                        break;
                    case 'в':
                        Letter[Step] = 2;
                        letter = false;
                        break;
                    case 'г':
                        Letter[Step] = 3;
                        letter = false;
                        break;
                    case 'д':
                        Letter[Step] = 4;
                        letter = false;
                        break;
                    case 'е':
                        Letter[Step] = 5;
                        letter = false;
                        break;
                    case 'ж':
                        Letter[Step] = 6;
                        letter = false;
                        break;
                    case 'з':
                        Letter[Step] = 7;
                        letter = false;
                        break;
                    case 'и':
                        Letter[Step] = 8;
                        letter = false;
                        break;
                    case 'к':
                        Letter[Step] = 9;
                        letter = false;
                        break;
                }
            }
            Index[Step] = Convert.ToInt32(Console.ReadLine()) - 1;
            if (Hit(Index[Step], Letter[Step]))
            {
                Points++;
                Strike();
            }
        }
 
        public bool Hit(int i, int j)
        {
            if (BotField[i, j] == 0)
            {
                BotField[i, j] = 3;
                Field1[i, j] = 3;
                Output(Field1);
                Console.SetCursorPosition(30, 0);
                Console.Write("Промах!   ");
                return false;
            }
            if (BotField[i, j] == 1)
            {
                BotField[i, j] = 2;
                Field1[i, j] = 2;
                Stroke(BotField, i, j);
                Output(Field1);
                Console.SetCursorPosition(30, 0);
                Console.Write("Попадание!");
                return true;
            }
            Console.SetCursorPosition(30, 0);
            Console.Write("Нельзя стрелять в эту клетку");
            Console.SetCursorPosition(30, 4);
            Console.WriteLine();
            Step--;
            return true;
        }
 
        public bool Win()
        {
            if (Points == 20)
            {
                Console.SetCursorPosition(10, 0);
                Console.Write("Вы победили!");
                return true;
            }
            return false;
        }
 
        private void Four()
        {
            var random = new Random();
            int x = random.Next(10);
            int y = random.Next(10);
            if (x > 5)
            {
                y = random.Next(5);
                for (int i = y; i < y + 4; i++)
                {
                    UserField[i, x] = 1;
                }
                return;
            }
            if (y > 5)
            {
                x = random.Next(5);
                for (int j = x; j < x + 4; j++)
                {
                    UserField[y, j] = 1;
                }
                return;
            }
            int k = random.Next(1);
            if (k == 0)
            {
                for (int i = y; i < y + 4; i++)
                {
                    UserField[i, x] = 1;
                }
            }
            else
            {
                for (int j = x; j < x + 4; j++)
                {
                    UserField[y, j] = 1;
                }
            }
        }
        private void Three()
        {
            var random = new Random();
            var x = random.Next(10);
            var y = random.Next(10);
            if (y > 6)
            {
                x = random.Next(7);
                for (int i = y - 1; i < y + 2; i++)
                {
                    if (i < 0)
                    {
                        i++;
                    }
                    if (i > 9)
                    {
                        break;
                    }
                    for (int j = x - 1; j < x + 4; j++)
                    {
                        if (j < 0)
                        {
                            j++;
                        }
                        if (j > 9)
                        {
                            break;
                        }
                        if (UserField[i, j] != 0)
                        {
                            return;
                        }
                    }
                }
                for (int j = x; j < x + 3; j++)
                {
                    UserField[y, j] = 1;
                }
                Number++;
                return;
            }
            if (x > 6)
            {
                y = random.Next(7);
                for (int i = y - 1; i < y + 4; i++)
                {
                    if (i < 0)
                    {
                        i++;
                    }
                    if (i > 9)
                    {
                        break;
                    }
                    for (int j = x - 1; j < x + 2; j++)
                    {
                        if (j < 0)
                        {
                            j++;
                        }
                        if (j > 9)
                        {
                            break;
                        }
                        {
                            if (UserField[i, j] != 0)
                            {
                                return;
                            }
                        }
                    }
                }
                for (int i = y; i < y + 3; i++)
                {
                    UserField[i, x] = 1;
                }
                Number++;
                return;
            }
            int k = random.Next(1);
            if (k == 0)
            {
                for (int i = y - 1; i < y + 4; i++)
                {
                    if (i < 0)
                    {
                        i++;
                    }
                    if (i > 9)
                    {
                        break;
                    }
                    for (int j = x - 1; j < x + 2; j++)
                    {
                        if (j < 0)
                        {
                            j++;
                        }
                        if (j > 9)
                        {
                            break;
                        }
                        if (UserField[i, j] != 0)
                        {
                            return;
                        }
                    }
                }
                for (int i = y; i < y + 3; i++)
                {
                    UserField[i, x] = 1;
                }
                Number++;
            }
            else
            {
                for (int i = y - 1; i < y + 2; i++)
                {
                    if (i < 0)
                    {
                        i++;
                    }
                    if (i > 9)
                    {
                        break;
                    }
                    for (int j = x - 1; j < x + 4; j++)
                    {
                        if (j < 0)
                        {
                            j = 0;
                        }
                        if (j > 9)
                        {
                            break;
                        }
                        if (UserField[i, j] != 0)
                        {
                            return;
                        }
                    }
                }
                for (int j = x; j < x + 3; j++)
                {
                    UserField[y, j] = 1;
                }
                Number++;
            }
        }
        private void Two()
        {
            var random = new Random();
            var x = random.Next(10);
            var y = random.Next(10);
            if (y > 7)
            {
                x = random.Next(8);
                for (int i = y - 1; i < y + 2; i++)
                {
                    if (i < 0)
                    {
                        i++;
                    }
                    if (i > 9)
                    {
                        break;
                    }
                    for (int j = x - 1; j < x + 3; j++)
                    {
                        if (j < 0)
                        {
                            j++;
                        }
                        if (j > 9)
                        {
                            break;
                        }
                        if (UserField[i, j] != 0)
                        {
                            return;
                        }
                    }
                }
                for (int j = x; j < x + 2; j++)
                {
                    UserField[y, j] = 1;
                }
                Number++;
                return;
            }
            if (x > 7)
            {
                y = random.Next(8);
                for (int i = y - 1; i < y + 3; i++)
                {
                    if (i < 0)
                    {
                        i++;
                    }
                    if (i > 9)
                    {
                        break;
                    }
                    for (int j = x - 1; j < x + 2; j++)
                    {
                        if (j < 0)
                        {
                            j++;
                        }
                        if (j > 9)
                        {
                            break;
                        }
                        if (UserField[i, j] != 0)
                        {
                            return;
                        }
                    }
                }
                for (int i = y; i < y + 2; i++)
                {
                    UserField[i, x] = 1;
                }
                Number++;
                return;
            }
            int k = random.Next(1);
            if (k == 0)
            {
                for (int i = y - 1; i < y + 3; i++)
                {
                    if (i < 0)
                    {
                        i++;
                    }
                    if (i > 9)
                    {
                        break;
                    }
                    for (int j = x - 1; j < x + 2; j++)
                    {
                        if (j < 0)
                        {
                            j++;
                        }
                        if (j > 9)
                        {
                            break;
                        }
                        if (UserField[i, j] != 0)
                        {
                            return;
                        }
                    }
                }
                for (int i = y; i < y + 2; i++)
                {
                    UserField[i, x] = 1;
                }
                Number++;
            }
            else
            {
                for (int i = y - 1; i < y + 2; i++)
                {
                    if (i < 0)
                    {
                        i++;
                    }
                    if (i > 9)
                    {
                        break;
                    }
                    for (int j = x - 1; j < x + 3; j++)
                    {
                        if (j < 0)
                        {
                            j++;
                        }
                        if (j > 9)
                        {
                            break;
                        }
                        if (UserField[i, j] != 0)
                        {
                            return;
                        }
                    }
                }
                for (int j = x; j < x + 2; j++)
                {
                    UserField[y, j] = 1;
                }
                Number++;
            }
        }
        private void One()
        {
            var random = new Random();
            var x = random.Next(10);
            var y = random.Next(10);
            for (int i = y - 1; i < y + 2; i++)
            {
                if (i < 0)
                {
                    i++;
                }
                if (i > 9)
                {
                    break;
                }
                for (int j = x - 1; j < x + 2; j++)
                {
                    if (j < 0)
                    {
                        j++;
                    }
                    if (j > 9)
                    {
                        break;
                    }
                    if (UserField[i, j] != 0)
                    {
                        return;
                    }
                }
            }
            UserField[y, x] = 1;
            Number++;
        }
    }
 
    public class Bot : Battleship
    {
        public Bot()
        {
            Four();
            while (Number < three)
            {
                Three();
            }
            Number = 0;
            while (Number < two)
            {
                Two();
            }
            Number = 0;
            while (Number < one)
            {
                One();
            }
        }
 
        public void Strike()
        {
            if (Win())
            {
                return;
            }
            Random();
            Console.SetCursorPosition(30, Indent++);
            Console.WriteLine("Выстрел противника: " + str1[Letter[Step]] + (Index[Step] + 1));
            if (Hit(Index[Step], Letter[Step]))
            {
                Step++;
                Points++;
                Strike();
            }
        }
 
        private void Random()
        {
            var random = new Random(DateTime.Now.Millisecond);
            Letter[Step] = random.Next(9);
            Index[Step] = random.Next(9);
            if (Field1[Index[Step], Letter[Step]] > 0)
            {
                Random();
            }
        }
 
        public bool Hit(int i, int j)
        {
            if (UserField[i, j] == 0)
            {
                Field1[i, j] = 3;
                UserField[i, j] = 3;
                return false;
            }
            if (UserField[i, j] == 1)
            {
                Field1[i, j] = 2;
                UserField[i, j] = 2;
                Stroke(UserField, i, j);
                return true;
            }
            if (UserField[i, j] > 1)
            {
                return false;
            }
            return false;
        }
 
        public bool Win()
        {
            if (Points == 20)
            {
                Console.SetCursorPosition(10, 0);
                Console.Write("Вы проиграли!");
                return true;
            }
            return false;
        }
 
        private void Four()
        {
            var random = new Random();
            int x = random.Next(10);
            int y = random.Next(10);
            if (x > 5)
            {
                y = random.Next(5);
                for (int i = y; i < y + 4; i++)
                {
                    BotField[i, x] = 1;
                }
                return;
            }
            if (y > 5)
            {
                x = random.Next(5);
                for (int j = x; j < x + 4; j++)
                {
                    BotField[y, j] = 1;
                }
                return;
            }
            int k = random.Next(1);
            if (k == 0)
            {
                for (int i = y; i < y + 4; i++)
                {
                    BotField[i, x] = 1;
                }
            }
            else
            {
                for (int j = x; j < x + 4; j++)
                {
                    BotField[y, j] = 1;
                }
            }
        }
        private void Three()
        {
            var random = new Random();
            var x = random.Next(10);
            var y = random.Next(10);
            if (y > 6)
            {
                x = random.Next(7);
                for (int i = y - 1; i < y + 2; i++)
                {
                    if (i < 0)
                    {
                        i++;
                    }
                    if (i > 9)
                    {
                        break;
                    }
                    for (int j = x - 1; j < x + 4; j++)
                    {
                        if (j < 0)
                        {
                            j++;
                        }
                        if (j > 9)
                        {
                            break;
                        }
                        if (BotField[i, j] != 0)
                        {
                            return;
                        }
                    }
                }
                for (int j = x; j < x + 3; j++)
                {
                    BotField[y, j] = 1;
                }
                Number++;
                return;
            }
            if (x > 6)
            {
                y = random.Next(7);
                for (int i = y - 1; i < y + 4; i++)
                {
                    if (i < 0)
                    {
                        i++;
                    }
                    if (i > 9)
                    {
                        break;
                    }
                    for (int j = x - 1; j < x + 2; j++)
                    {
                        if (j < 0)
                        {
                            j++;
                        }
                        if (j > 9)
                        {
                            break;
                        }
                        if (BotField[i, j] != 0)
                        {
                            return;
                        }
                    }
                }
                for (int i = y; i < y + 3; i++)
                {
                    BotField[i, x] = 1;
                }
                Number++;
                return;
            }
            int k = random.Next(1);
            if (k == 0)
            {
                for (int i = y - 1; i < y + 4; i++)
                {
                    if (i < 0)
                    {
                        i++;
                    }
                    if (i > 9)
                    {
                        break;
                    }
                    for (int j = x - 1; j < x + 2; j++)
                    {
                        if (j < 0)
                        {
                            j++;
                        }
                        if (j > 9)
                        {
                            break;
                        }
                        if (BotField[i, j] != 0)
                        {
                            return;
                        }
 
                    }
                }
                for (int i = y; i < y + 3; i++)
                {
                    BotField[i, x] = 1;
                }
                Number++;
            }
            else
            {
                for (int i = y - 1; i < y + 2; i++)
                {
                    if (i < 0)
                    {
                        i++;
                    }
                    if (i > 9)
                    {
                        break;
                    }
                    for (int j = x - 1; j < x + 4; j++)
                    {
                        if (j < 0)
                        {
                            j = 0;
                        }
                        if (j > 9)
                        {
                            break;
                        }
                        if (BotField[i, j] != 0)
                        {
                            return;
                        }
                    }
                }
                for (int j = x; j < x + 3; j++)
                {
                    BotField[y, j] = 1;
                }
                Number++;
            }
        }
        private void Two()
        {
            var random = new Random();
            var x = random.Next(10);
            var y = random.Next(10);
            if (y > 7)
            {
                x = random.Next(8);
                for (int i = y - 1; i < y + 2; i++)
                {
                    if (i < 0)
                    {
                        i++;
                    }
                    if (i > 9)
                    {
                        break;
                    }
                    for (int j = x - 1; j < x + 3; j++)
                    {
                        if (j < 0)
                        {
                            j++;
                        }
                        if (j > 9)
                        {
                            break;
                        }
                        if (BotField[i, j] != 0)
                        {
                            return;
                        }
                    }
                }
                for (int j = x; j < x + 2; j++)
                {
                    BotField[y, j] = 1;
                }
                Number++;
                return;
            }
            if (x > 7)
            {
                y = random.Next(8);
                for (int i = y - 1; i < y + 3; i++)
                {
                    if (i < 0)
                    {
                        i++;
                    }
                    if (i > 9)
                    {
                        break;
                    }
                    for (int j = x - 1; j < x + 2; j++)
                    {
                        if (j > 0)
                        {
                            j++;
                        }
                        if (j > 9)
                        {
                            break;
                        }
                        if (BotField[i, j] != 0)
                        {
                            return;
                        }
                    }
                }
                for (int i = y; i < y + 2; i++)
                {
                    BotField[i, x] = 1;
                }
                Number++;
                return;
            }
            int k = random.Next(1);
            if (k == 0)
            {
                for (int i = y - 1; i < y + 3; i++)
                {
                    if (i < 0)
                    {
                        i++;
                    }
                    if (i > 9)
                    {
                        break;
                    }
                    for (int j = x - 1; j < x + 2; j++)
                    {
                        if (j < 0)
                        {
                            j++;
                        }
                        if (j > 9)
                        {
                            break;
                        }
                        if (BotField[i, j] != 0)
                        {
                            return;
                        }
 
                    }
                }
                for (int i = y; i < y + 2; i++)
                {
                    BotField[i, x] = 1;
                }
                Number++;
            }
            else
            {
                for (int i = y - 1; i < y + 2; i++)
                {
                    if (i < 0)
                    {
                        i++;
                    }
                    if (i > 9)
                    {
                        break;
                    }
                    for (int j = x - 1; j < x + 3; j++)
                    {
                        if (j < 0)
                        {
                            j++;
                        }
                        if (j > 9)
                        {
                            break;
                        }
                        if (BotField[i, j] != 0)
                        {
                            return;
                        }
 
                    }
                }
                for (int j = x; j < x + 2; j++)
                {
                    BotField[y, j] = 1;
                }
                Number++;
            }
        }
        private void One()
        {
            var random = new Random();
            var x = random.Next(10);
            var y = random.Next(10);
            for (int i = y - 1; i < y + 2; i++)
            {
                if (i < 0)
                {
                    i++;
                }
                if (i > 9)
                {
                    break;
                }
                for (int j = x - 1; j < x + 2; j++)
                {
                    if (j < 0)
                    {
                        j++;
                    }
                    if (j > 9)
                    {
                        break;
                    }
                    if (BotField[i, j] != 0)
                    {
                        return;
                    }
                }
            }
            BotField[y, x] = 1;
            Number++;
        }
    }
 
    internal class Program
    {
        public static void Main(string[] args)
        {
            var User = new User();
            var Bot = new Bot();
            Boolean yes = true;
            while (yes)
            {
                while (true)
                {
                    User.Output(User.Field1);
                    User.Strike();
                    if (User.Win())
                    {
                        break;
                    }
                    Bot.Strike();
                    if (Bot.Win())
                    {
                        break;
                    }
                }
                Console.SetCursorPosition(30, 1);
                Console.WriteLine("Спасибо за игру! Хотите сыграть еще раз? ");
                if (Console.ReadLine() != "да")
                {
                    yes = false;
                }
            }
        }
    }
}