public static bool RandomInput()
{
Console.Clear();
Random rnd = new Random();
Console.WriteLine("Enter the quantity of equatations:");
int Quantity;
while (!Int32.TryParse(Console.ReadLine(), out Quantity) || Quantity < 3 ||
Quantity > 20)
{
Console.Write("Wrong input, try again : ");
}
Matrix Matrix = new Matrix(Quantity);
for (int i = 0; i < Quantity; i++)
{
for (int j = 0; j < Quantity + 1; j++)
{
Matrix.InputMatrix[i, j] = rnd.Next(-20, 20);
}
}
Matrix.GenerateWorkingMatrix();
Matrix.Print();
Computations comps = new Computations();
comps.Solve(Matrix);
Matrix.PrintResult();
return(true);
}
public static bool KeyboardInput()
{
Console.Clear();
Console.Write("Enter the quantity of equatations:");
int Quantity;
while (!Int32.TryParse(Console.ReadLine(), out Quantity) || Quantity < 3 ||
Quantity > 20)
{
Console.Write("Wrong input, try again : ");
}
Matrix Matrix = new Matrix(Quantity);
for (int i = 0; i < Quantity; i++)
{
for (int j = 0; j < Quantity + 1; j++)
{
Console.WriteLine($"Input the element №{j} on the string №{i}");
double Element;
while (!Double.TryParse(Console.ReadLine(), out Element))
{
Console.WriteLine("Wrong input, try again : ");
}
Matrix.InputMatrix[i, j] = Element;
}
}
Matrix.GenerateWorkingMatrix();
Matrix.Print();
Computations comps = new Computations();
comps.Solve(Matrix);
Matrix.PrintResult();
return(true);
}
public static bool FileInput()
{
Console.Clear();
var FileToOpen = new OpenFileDialog
{
Filter = "Текстовый файл(*.txt)|*.txt"
};
FileToOpen.ShowDialog();
if (FileToOpen.FileName == "")
{
return(true);
}
string Path = FileToOpen.FileName;
using (StreamReader SR = File.OpenText(Path))
{
if (!Int32.TryParse(SR.ReadLine(), out int Quantity) || Quantity < 3 ||
Quantity > 20)
{
Console.WriteLine("The file is wrong: quantity is set wrong");
return(true);
}
string[] Elements = SR.ReadLine().Split(' ');
int QuantityInFile = 0;
foreach (var str in Elements)
{
QuantityInFile++;
if (!Double.TryParse(str, out double useless))
{
Console.WriteLine("The file is wrong: one of the elements can't be parsed to Double");
return(true);
}
}
if (QuantityInFile != Quantity * (Quantity + 1))
{
Console.WriteLine("The file is wrong: quantity of elements doesn't match the one set in file");
return(true);
}
Matrix Matrix = new Matrix(Quantity);
int ElementNumber = 0;
for (int i = 0; i < Quantity; i++)
{
for (int j = 0; j < Quantity + 1; j++)
{
Matrix.InputMatrix[i, j] = Convert.ToDouble(Elements[ElementNumber]);
ElementNumber++;
}
}
Matrix.GenerateWorkingMatrix();
Matrix.Print();
Computations comps = new Computations();
comps.Solve(Matrix);
Matrix.PrintResult();
}
return(true);
}
