/// <summary>
/// Multiply matrix to value.
/// </summary>
/// <param name="value"></param>
/// <returns></returns>
public MatrixRW MultiplyMatrixToValue(double value)
{
var resultMatrix = new MatrixRW(Rows, Cols);
for (int i = 0; i < Rows; i++)
{
for (int j = 0; j < Cols; j++)
{
resultMatrix.Array[i, j] = Array[i, j] * value;
}
}
return(resultMatrix);
}
static void Main(string[] args)
{
var helper = new Helper();
var rows = helper.ReadConsoleValue("rows");
var cols = helper.ReadConsoleValue("cols");
Console.Clear();
var matrix1 = new MatrixRW(rows, cols);
matrix1.GenerateRandomMatrix(10);
matrix1.WriteMatrixToFile("Matrix1.txt");
Console.WriteLine("1=======================1");
Console.WriteLine(matrix1.ToString());
matrix1.FillMatrixWithValue(1);
matrix1.WriteMatrixToFile("Matrix2.txt");
Console.WriteLine("2=======================2");
Console.WriteLine(matrix1.ToString());
var matrix2 = new MatrixRW();
matrix2.ReadMatrixFromFile("Matrix2.txt");
Console.WriteLine("3=======================3");
Console.WriteLine(matrix2.ToString());
var resultMatrix = matrix1.SumMatrix(matrix2);
Console.WriteLine("4=======================4");
Console.WriteLine(resultMatrix.ToString());
resultMatrix = matrix1.MultiplyMatrixToValue(2);
Console.WriteLine("5=======================5");
Console.WriteLine(resultMatrix.ToString());
resultMatrix.WriteMatrixToFile("result.txt");
var lst = new List <double>()
{
1, 2, 3
};
matrix1.InsertCol(lst, 0);
Console.WriteLine("6=======================6");
Console.WriteLine(matrix1.ToString());
lst.Add(4);
matrix1.InsertRow(lst, 0);
Console.WriteLine("7=======================7");
Console.WriteLine(matrix1.ToString());
Console.ReadLine();
}
/// <summary>
/// Sum of two matrixes if they are compound with same sizes. Otherwise return empty matrix.
/// </summary>
/// <param name="matrix2"></param>
/// <returns></returns>
public MatrixRW SumMatrix(MatrixRW matrix2)
{
if (matrix2.Rows != Rows || matrix2.Cols != Cols)
{
return(new MatrixRW());
}
else
{
var resultMatrix = new MatrixRW(Rows, Cols);
for (int i = 0; i < Rows; i++)
{
for (int j = 0; j < Cols; j++)
{
resultMatrix.Array[i, j] = Array[i, j] + matrix2.Array[i, j];
}
}
return(resultMatrix);
}
}
