Matematíka fakultetí Algoritmlestiriw hám programmalastırıw texnologiyaları

For 2

internal class Program

{
static void Main(string[] args)
{
int n = Convert.ToInt32(Console.ReadLine());
double juap = n * n;
for (double i = 1; i <= n; i++)
{
juap += Math.Pow((n+i), 2);
}
Console.WriteLine(juap);
Console.ReadKey();
}
}

Funkciya 58

static double Leng(double xA, double yA, double xB, double yB)

{
double d = Math.Sqrt((xA - xB) * (xA - xB) + (yA - yB) * (yA - yB));
return d;
}

static double Perim(double xA, double yA, double xB, double yB, double xC,double yC)

{
double d_AB = Leng(xA, yA, xB, yB);
double d_AC = Leng(xA, yA, xC, yC);
double d_BC = Leng(xB, yB, xC, yC);
return d_AB + d_AC + d_BC;
}
static double Area(double xA, double yA, double xB, double yB, double xC, double yC)
{
double d_AB = Leng(xA, yA, xB, yB);
double d_AC = Leng(xA, yA, xC, yC);
double d_BC = Leng(xB, yB, xC, yC);
double p = Perim(xA, yA, xB, yB, xC, yC) / 2;
double S = Math.Sqrt(p * (p - d_AB) * (p - d_AC) * (p - d_BC));
return S;
}
Console.WriteLine("A noqatinin X ham Y noqatin kiritin");
double x1 = Convert.ToDouble(Console.ReadLine());
double y1 = Convert.ToDouble(Console.ReadLine());
Console.WriteLine("B noqatinin X ham Y noqatin kiritin");
double x2 = Convert.ToDouble(Console.ReadLine());
double y2 = Convert.ToDouble(Console.ReadLine());
Console.WriteLine("C noqatinin X ham Y noqatin kiritin");
double x3 = Convert.ToDouble(Console.ReadLine());
double y3 = Convert.ToDouble(Console.ReadLine());
Console.WriteLine("D noqatinin X ham Y noqatin kiritin");
double x4 = Convert.ToDouble(Console.ReadLine());
double y4 = Convert.ToDouble(Console.ReadLine());

double A_x = x1;

double A_y = y1 ;
double B_x = x2 ;
double B_y = y2 ;
double C_x = x3 ;
double C_y = y3 ;
double D_x = x4 ;
double D_y = y4;

double p = Perim(A_x, A_y, B_x, B_y, C_x, C_y);

Console.WriteLine($"Perimetr ABD: " + p);
double S = Area(A_x, A_y, B_x, B_y, D_x, D_y);
Console.WriteLine($"Maydan ABD: " + S);
Console.WriteLine();
p = Perim(A_x, A_y, B_x, B_y, D_x, D_y);
Console.WriteLine($"Perimetr ABD: " + p);
S = Area(A_x, A_y, B_x, B_y, D_x, D_y);
Console.WriteLine($"Maydan ABD: " + S);
Console.WriteLine();
p = Perim(A_x, A_y, C_x, C_y, D_x, D_y);
Console.WriteLine($"Perimetr ACD: " + p);
S = Area(A_x, A_y, C_x, C_y, D_x, D_y);
Console.WriteLine($"Maydan ACD: " + S);
Console.ReadLine();