private static bool IsInRange(MatrixCoordinates size, int row, int col)
{
bool rowIsInRange = row > -1 && row < size.Row;
bool colIsInRange = col > -1 && col < size.Col;
return rowIsInRange && colIsInRange;
}
private static void TraverseField(MatrixCoordinates size, bool[,] field, int directionChangesCount)
{
MatrixCoordinates position = new MatrixCoordinates(field.GetLength(0) - 1, 0);
field[position.Row, position.Col] = true;
for (int i = 0; i < directionChangesCount; i++)
{
string[] command = GetCommand();
int moves = int.Parse(command[1]);
MatrixCoordinates dirChange = GetDirChange(command[0]);
for (int move = 0; move < moves - 1; move++)
{
if (!IsInRange(size, position.Row + dirChange.Row, position.Col + dirChange.Col))
{
break;
}
position.Row += dirChange.Row;
position.Col += dirChange.Col;
field[position.Row, position.Col] = true;
}
}
}
private static bool IsInRange(MatrixCoordinates size, int row, int col)
{
bool rowIsInRange = row > -1 && row < size.Row;
bool colIsInRange = col > -1 && col < size.Col;
return(rowIsInRange && colIsInRange);
}
internal static void Main()
{
MatrixCoordinates dimensions = GetDimensions();
bool[,] field = new bool[dimensions.Row, dimensions.Col];
int directionChangesCount = int.Parse(Console.ReadLine());
TraverseField(dimensions, field, directionChangesCount);
long result = GetSum(field);
Console.WriteLine(result);
}
private static void TraverseField(MatrixCoordinates size, bool[,] field, int directionChangesCount)
{
MatrixCoordinates position = new MatrixCoordinates(field.GetLength(0) - 1, 0);
field[position.Row, position.Col] = true;
for (int i = 0; i < directionChangesCount; i++)
{
string[] command = GetCommand();
int moves = int.Parse(command[1]);
MatrixCoordinates dirChange = GetDirChange(command[0]);
for (int move = 0; move < moves - 1; move++)
{
if (!IsInRange(size, position.Row + dirChange.Row, position.Col + dirChange.Col))
{
break;
}
position.Row += dirChange.Row;
position.Col += dirChange.Col;
field[position.Row, position.Col] = true;
}
}
}