static void Main(string[] args)
{
int[] size = Console.ReadLine()
.Split()
.Select(int.Parse)
.ToArray();
char[,] matrix = new char[size[0], size[1]];
Position PlayerPosition = new Position();
for (int i = 0; i < matrix.GetLength(0); i++)
{
char[] input = Console.ReadLine()
.ToCharArray();
for (int j = 0; j < matrix.GetLength(1); j++)
{
matrix[i, j] = input[j];
if (input[j] == 'P')
{
PlayerPosition.row = i;
PlayerPosition.col = j;
}
}
}
char[] command = Console.ReadLine()
.ToCharArray();
char Bunny = 'B';
char Player = 'P';
for (int i = 0; i < command.Length; i++)
{
//Move Player (Save last Position and check if alive or escaped)
switch (command[i])
{
case 'U':
if (PlayerPosition.row - 1 >= 0)
{
matrix[PlayerPosition.row, PlayerPosition.col] = '.';
PlayerPosition.row -= 1;
if (matrix[PlayerPosition.row, PlayerPosition.col] == Bunny)
{
BunnySpreadResult ResultDeadMove = BunnyesSpread(matrix);
matrix = ResultDeadMove.matrix;
GameOver(matrix, PlayerPosition);
return;
}
matrix[PlayerPosition.row + 1, PlayerPosition.col] = '.';
matrix[PlayerPosition.row, PlayerPosition.col] = Player;
}
else
{
matrix[PlayerPosition.row, PlayerPosition.col] = '.';
BunnySpreadResult ResultDeadMove = BunnyesSpread(matrix);
matrix = ResultDeadMove.matrix;
Escaped(matrix, PlayerPosition);
return;
}
break;
case 'D':
if (PlayerPosition.row + 1 < matrix.GetLength(0))
{
matrix[PlayerPosition.row, PlayerPosition.col] = '.';
PlayerPosition.row += 1;
if (matrix[PlayerPosition.row, PlayerPosition.col] == Bunny)
{
BunnySpreadResult ResultDeadMove = BunnyesSpread(matrix);
matrix = ResultDeadMove.matrix;
GameOver(matrix, PlayerPosition);
return;
}
matrix[PlayerPosition.row, PlayerPosition.col] = Player;
}
else
{
matrix[PlayerPosition.row, PlayerPosition.col] = '.';
BunnySpreadResult ResultDeadMove = BunnyesSpread(matrix);
matrix = ResultDeadMove.matrix;
Escaped(matrix, PlayerPosition);
return;
}
break;
case 'L':
if (PlayerPosition.col - 1 >= 0)
{
matrix[PlayerPosition.row, PlayerPosition.col] = '.';
PlayerPosition.col -= 1;
if (matrix[PlayerPosition.row, PlayerPosition.col] == Bunny)
{
BunnySpreadResult ResultDeadMove = BunnyesSpread(matrix);
matrix = ResultDeadMove.matrix;
GameOver(matrix, PlayerPosition);
return;
}
matrix[PlayerPosition.row, PlayerPosition.col] = Player;
}
else
{
matrix[PlayerPosition.row, PlayerPosition.col] = '.';
BunnySpreadResult ResultDeadMove = BunnyesSpread(matrix);
matrix = ResultDeadMove.matrix;
Escaped(matrix, PlayerPosition);
return;
}
break;
case 'R':
if (PlayerPosition.col + 1 < matrix.GetLength(1))
{
matrix[PlayerPosition.row, PlayerPosition.col] = '.';
PlayerPosition.col += 1;
if (matrix[PlayerPosition.row, PlayerPosition.col] == Bunny)
{
BunnySpreadResult ResultDeadMove = BunnyesSpread(matrix);
matrix = ResultDeadMove.matrix;
GameOver(matrix, PlayerPosition);
return;
}
matrix[PlayerPosition.row, PlayerPosition.col] = Player;
}
else
{
matrix[PlayerPosition.row, PlayerPosition.col] = '.';
BunnySpreadResult ResultDeadMove = BunnyesSpread(matrix);
matrix = ResultDeadMove.matrix;
Escaped(matrix, PlayerPosition);
return;
}
break;
}
//Bunnyes Spread
BunnySpreadResult Result = BunnyesSpread(matrix);
matrix = Result.matrix;
if (!Result.alive)
{
GameOver(matrix, PlayerPosition);
return;
}
}
}
public static BunnySpreadResult BunnyesSpread(char[,] matrix)
{
char Bomb = 'B';
char Player = 'P';
bool alive = true;
List <Position> BunniesCurrPos = new List <Position>();
for (int i = 0; i < matrix.GetLength(0); i++)
{
for (int j = 0; j < matrix.GetLength(1); j++)
{
if (matrix[i, j] == 'B')
{
BunniesCurrPos.Add(new Position(i, j));
}
}
}
for (int i = 0; i < BunniesCurrPos.Count; i++)
{
if (BunniesCurrPos[i].row + 1 < matrix.GetLength(0))
{
if (matrix[BunniesCurrPos[i].row + 1, BunniesCurrPos[i].col] == Player)
{
alive = false;
}
matrix[BunniesCurrPos[i].row + 1, BunniesCurrPos[i].col] = Bomb;
}
if ((BunniesCurrPos[i].col + 1 < matrix.GetLength(1)))
{
if (matrix[BunniesCurrPos[i].row, BunniesCurrPos[i].col + 1] == Player)
{
alive = false;
}
matrix[BunniesCurrPos[i].row, BunniesCurrPos[i].col + 1] = Bomb;
}
if (BunniesCurrPos[i].row - 1 >= 0)
{
if (matrix[BunniesCurrPos[i].row - 1, BunniesCurrPos[i].col] == Player)
{
alive = false;
}
matrix[BunniesCurrPos[i].row - 1, BunniesCurrPos[i].col] = Bomb;
}
if ((BunniesCurrPos[i].col - 1 >= 0))
{
if (matrix[BunniesCurrPos[i].row, BunniesCurrPos[i].col - 1] == Player)
{
alive = false;
}
matrix[BunniesCurrPos[i].row, BunniesCurrPos[i].col - 1] = Bomb;
}
}
BunnySpreadResult Result = new BunnySpreadResult(alive, matrix);
return(Result);
}