public static string GetAnswer(string input)
{
var strDet = MatrixDetSolver.GetAns(input);
var det = long.Parse(strDet);
var m = MatrixDetSolver.GetArrayFromTheString(input);
if (det == 0)
{
return("unsolvable");
}
decimal[][] inv = MatrixInverse(m);
var dimensionMatrix = inv.Length;
var answer = new StringBuilder();
for (int i = 0; i < inv.Length; i++)
{
for (int j = 0; j < inv.Length; j++)
{
if (j != dimensionMatrix - 1)
{
answer.Append(inv[i][j].ToString(CultureInfo.InvariantCulture) + " & ");
}
else if (dimensionMatrix - 1 != i)
{
answer.Append(inv[i][j].ToString(CultureInfo.InvariantCulture) + " \\\\ ");
}
else
{
answer.Append(inv[i][j].ToString(CultureInfo.InvariantCulture));
}
}
}
return(answer.ToString());
}
private string GetAns(string type, string task)
{
type = GetTypeOfTheTask(type);
return(type switch
{
"math" => MathSolution.GetAns(task),
"polynomial-root" => PolynomsSolver.GetRoot(task),
"shape" => ShapeSolver.GetAns(task),
"determinant" => MatrixDetSolver.GetAns(task),
"cypher" => Caesar.GetAns(task),
"string-number" => StringNumber.GetNumber(task),
"starter" => "42",
"inverse-matrix" => InverseMatrix.GetAnswer(task),
_ => string.Empty
});
private string GetAns(string type, string task)
{
type = GetTypeOfTheTask(type);
return(type switch
{
"math" => MathSolution.GetAns(task),
"polynomial-root" => PolynomsSolver.GetRoot(task),
"shape" => ShapeSolver.GetAnswer(task),
"determinant" => MatrixDetSolver.GetAns(task),
"cypher" => Caesar.GetAns(task),
"string-number" => StringNumber.StringToNumber(task),
"starter" => "42",
"json" => Json.GetAnswer(task),
"inverse-matrix" => InverseMatrix.GetAnswer(task),
_ => "Я не знаю тип задания, помогите"
});
private string GetAns(string type, string task)
{
task = GetTypeOfTheTask(type);
switch (type)
{
case "math": return(MathSolution.GetAns(task));
case "polynomial-root": return(PolynomsSolver.GetRoot(task));
case "shape": return(ShapeSolver.GetAns(task));
case "determinant": return(MatrixDetSolver.GetAns(task));
case "cypher": return(Caesar.GetAns(task));
case "string-number": return(StringNumber.GetNumber(task));
case "starter": return("42");
default: return(string.Empty);
}
}
public static string GetAnswer(string input)
{
/*
* input:
* 40 & -8 \\ -100 & 20
* answer:
* unsolvable
*
*
* стоит еще потестить когда нормальный ответ
* //*/
var strDet = MatrixDetSolver.GetAns(input);
var det = long.Parse(strDet);
var a = MatrixDetSolver.GetArrayFromTheString(input);
if (det != 0)
{
return(TransposeMatrix(1.0M / det, a));
}
return("unsolvable");
//*/
}