public static arrays operator -(arrays mass1, arrays mass2)
{
arrays buf = new arrays(mass1.data.GetLength(1), mass1.data.GetLength(0));
if (mass1.data.GetLength(1) == mass2.data.GetLength(0))
for (int i = 0; i < mass1.data.GetLength(0); i++)
{
for (int j = 0; j < mass1.data.GetLength(1); j++)
{
buf.data[i, j] = 0;
buf.data[i, j] = mass1.data[i, j] - mass2.data[i, j];
}
}
else
{
Console.WriteLine("Error");
Console.ReadLine();
}
return buf;
}
public static arrays operator /(arrays mass1, arrays mass2)
{
arrays buf = new arrays(mass1.data.GetLength(1), mass1.data.GetLength(0));
//mass2
return buf;
}
public arrays mylt(arrays mass, double a)
{
for (int k = 0; k < mass.data.GetLength(0); k++)
{
for (int n = 0; n < mass.data.GetLength(1); n++)
{
mass.data[k, n] *= (double)a;
}
}
return mass;
}
public arrays exponent(arrays mass, int n)
{
for (int i = 0; i < n; i++)
{
mass *= mass;
}
return (mass);
}
public arrays mini(int i, int j, arrays mass)
{
arrays mass1 = mass;
arrays mass2 = new arrays(mass.data.GetLength(0)-1 , mass.data.GetLength(1)-1);
double max = mass.data[0, 0];
for (int i1 = 0; i1 < mass1.data.GetLength(0); i1++)
{
for (int j1 = 0; j1 < mass1.data.GetLength(1); j1++)
{
if (max<mass1.data[i1,j1])
{
max = mass1.data[i1, j1];
}
}
}
max++;
for (int i1 = 0; i1 <mass1.data.GetLength(0); i1++)
{
for (int j1 = 0; j1 < mass1.data.GetLength(1); j1++)
{
if (j1== j || i1==i)
{
mass1.data[i1, j1] = max;
}
}
}
for (int i1 = 0; i1 < mass2.data.GetLength(0); i1++)
{
for (int j1 = 0; j1 < mass2.data.GetLength(1); j1++)
{
if (mass1.data[i1,j1]==max)
{
double buf = mass1.data[i1, j1];
mass1.data[i1, j1] = mass1.data[i1, j1 + 1];
mass1.data[i1, j1 + 1] = buf;
}
}
}
for (int j1 = 0; j1 < mass2.data.GetLength(0); j1++)
{
for (int i1 = 0; i1 < mass2.data.GetLength(1); i1++)
{
if (mass1.data[i1, j1] == max)
{
double buf = mass1.data[i1, j1];
mass1.data[i1, j1] = mass1.data[i1+1, j1];
mass1.data[i1+1, j1] = buf;
}
}
}
for (int j1 = 0; j1 < mass2.data.GetLength(0); j1++)
{
for (int i1 = 0; i1 < mass2.data.GetLength(1); i1++)
{
mass2.data[i1, j1] = mass1.data[i1, j1];
}
}
return (mass2);
}
//1231212123123123132
public double apr_2x2(arrays mass)
{
return (mass.data[0, 0] * mass.data[1, 1] - mass.data[0, 1] * mass.data[1, 0]);
}
public double apredelitel(arrays mass)
{
double a = 0;
double massMinApr = 0;
bool b = false;
do
{
int i = 0;
if (mass.data.GetLength(0) > 2 & mass.data.GetLength(1) > 2)
{
for (int j = 0; j < mass.data.GetLength(1); j++)
{
double step = i + j;
massMinApr = apredelitel(mini(i, j, mass));
a += mass.data[i, j] * Math.Pow(-1, step) * massMinApr;
}
b = true;
}
else
{
b = true;
a = apr_2x2(mass);
}
} while (b != true);
return a;
}
static void Main(string[] args)
{
arrays matrix1 = new arrays(0, 0);
arrays matrix2 = new arrays(0, 0);
arrays matrix3 = new arrays(0, 0);
int x;
do
{
Console.WriteLine("1- Creat arrays");
Console.WriteLine("2- Print arrays");
Console.WriteLine("3- + arrays");
Console.WriteLine("4- - arrays");
Console.WriteLine("5- * arrays");
Console.WriteLine("6- / arrays");
Console.WriteLine("7 - ^ arrays");
x = Convert.ToInt16(Console.ReadLine());
switch (x)
{
case 1://создание и добовление массива
{
Console.WriteLine("First array");
Console.WriteLine("Row:");
int n = Convert.ToInt32(Console.ReadLine());
Console.WriteLine("Col:");
int m = Convert.ToInt32(Console.ReadLine());
matrix1 = new arrays(n, m);
matrix1.create();
Console.WriteLine("Second array");
Console.WriteLine("Row:");
n = Convert.ToInt32(Console.ReadLine());
Console.WriteLine("Col:");
m = Convert.ToInt32(Console.ReadLine());
matrix2 = new arrays(n, m);
matrix3 = new arrays(m,n);
matrix2.create();
break;
}
case 2://вывод массива
{
Console.WriteLine(matrix1.print());
Console.WriteLine();
Console.WriteLine(matrix2.print());
Console.WriteLine();
Console.WriteLine(matrix3.print());
Console.ReadLine();
break;
}
case 3://сложение массивов
{
matrix3 = matrix1 + matrix2;
break;
}
case 4://вычитание массивов
{
matrix3 = matrix1 - matrix2;
break;
}
case 5://умножение массивов
{
matrix3 = matrix1 * matrix2;
break;
}
case 6:
{
matrix3 = matrix1 / matrix2;
break;
}
case 7:
{
int n = Convert.ToInt32(Console.ReadLine());
matrix3 = matrix1.exponent(matrix1, n);
break;
}
}
Console.Clear();
} while (x != 0);
}
public static arrays operator /(arrays mass1, arrays mass2)
{
arrays buf = new arrays(mass1.data.GetLength(1), mass1.data.GetLength(0));
double a = mass2.apredelitel(mass2);
for (int i = 0; i < mass2.data.GetLength(0); i++)
{
for (int j = 0; j < mass2.data.GetLength(1); j++)
{
mass2.data[i, j] = (double)(1/a)* mass2.apredelitel(mass2.mini(i, j, mass2));
}
}
buf = mass1 * mass2;
return buf;
}
public arrays mini(int i, int j, arrays mass)
{
int k = 0;
double[] s = new double[(mass.data.GetLength(0) - 1) * (mass.data.GetLength(1) - 1)];
arrays mass1 = mass;
arrays mass2 = new arrays(mass.data.GetLength(0)-1 , mass.data.GetLength(1)-1);
double max = mass.data[0, 0];
for (int i1 = 0; i1 < mass1.data.GetLength(0); i1++)
{
for (int j1 = 0; j1 < mass1.data.GetLength(1); j1++)
{
if (i1 !=i)
{
if (j1 != j)
{
s[k] += mass1.data[i1, j1];
k++;
}
}
}
}
k = -1;
for (int i1 = 0; i1 < mass2.data.GetLength(0); i1++)
{
for (int j1 = 0; j1 < mass2.data.GetLength(1); j1++)
{
k++;
mass2.data[i1, j1] = s[k];
}
}
return (mass2);
}