using System;
using System.Threading;
using System.ComponentModel;

namespace lessonside
{

class Tmain
{
static void Main(string[] args)
{
Thread oper = new Thread(Wrk);
oper.Start();
oper.Join();
Console.WriteLine("Thread worker complete!");


}

 static void Wrk()
{
Mather Mbot1 = new Mather();
Mbot1.Mather_Setxy(23,421);
Mbot1.Mather_sum();
Console.ReadKey();

 }
}
}

using System;

 namespace lessonside
 {

public class Mather
       {
    float b; float x; string NameMF;  double sum; string SqrtN; double Absxy;double powXY;
    int n; string answr,woransw;

    public void Mather_Setxy(float bchange,float xchange)
    {
        x=xchange;
        b=bchange;
        Console.WriteLine(x);
        Console.WriteLine(b);

    }
    public void Mather_sum()
    {
        NameMF="Sum number+";
        System.Console.WriteLine("Function name=",NameMF);
        sum=x+b;
        System.Console.WriteLine("Sum=",sum);
    }
    public void Mather_sqrtN()
    {
        NameMF="Sqrt number**";
        System.Console.WriteLine("Function name=",NameMF);
        System.Console.WriteLine("Sqrt number: b or x or b and x ?");
        switch(answr)
    { case "b":
            {
            SqrtN+=Math.Sqrt(b);
            System.Console.WriteLine("Sqrt number: b=",SqrtN);
            break;
            }
            case "x":
                {
                SqrtN+=Math.Sqrt(x);
            System.Console.WriteLine("Sqrt number: x=",SqrtN);
            break;
                }
            case "b and x":
                {
                SqrtN+=Math.Sqrt(b);
            System.Console.WriteLine("Sqrt number: b=",SqrtN);
            SqrtN+=Math.Sqrt(x);
            System.Console.WriteLine("Sqrt number: x=",SqrtN);
            break;
                }

    }
}
    public void Mather_Absxy()
    {
        NameMF="Absolute xy number $";
        System.Console.WriteLine("Function name=",NameMF);
        System.Console.WriteLine("Absolute xy for number: b or x or b and x ?");
        switch(answr)
    { case "b":
                {   Absxy+=Math.Abs(b);
                    System.Console.WriteLine("Absolute xy for number: b=",Absxy);
                    break;
                        }
            case "x":
                {
                Absxy+=Math.Abs(x);
            System.Console.WriteLine("Absolute xy for number: x=",Absxy);
            break;
                }
            case "b and x":
                {
                Absxy+=Math.Abs(b);
            System.Console.WriteLine("Absolute xy for number: b=",Absxy);
            Absxy+=Math.Abs(x);
            System.Console.WriteLine("Absolute xy for number: x=",Absxy);;
            break;
                }
    }
    }
    public void Mather_powXY()
    {
        NameMF="Pow xy for number x*x";
        System.Console.WriteLine("Function name=",NameMF);
        System.Console.WriteLine("Pow xy for number: b or x or b and x ?");
        switch(answr)
    { case "b":
            {       System.Console.WriteLine("Enter the extent of number: Square of a number or cube of a number");
                    woransw=System.Console.ReadLine();
                    if (woransw=="square")
                    {
                    powXY+=Math.Pow(b,2);
            System.Console.WriteLine("Pow xy for number: b=",powXY);
                    break;
                    }
                    else if (woransw=="cube")
                    {
                    powXY+=Math.Pow(b,3);
                    System.Console.WriteLine("Pow xy for number: b=",powXY);
                    break;
                    }
                    break;
            }
            case "x":
                {
                System.Console.WriteLine("Enter the extent of number: Square of a number or cube of a number");
                    woransw=System.Console.ReadLine();
                    if (woransw=="square")
                    {
                    powXY+=Math.Pow(x,2);
            System.Console.WriteLine("Pow xy for number: b=",powXY);
                    break;
                    }
                    else if (woransw =="cube")
                    {
                    powXY+=Math.Pow(x,3);
                    System.Console.WriteLine("Pow xy for number: b=",powXY);
                    break;
                    }
                    break;
                }
            case "b and x":
                {
                System.Console.WriteLine("Enter the extent of number: Square of a number or cube of a number");
                    woransw=System.Console.ReadLine();
                    if (woransw=="square")
                    {
                    powXY+=Math.Pow(b,2);
            System.Console.WriteLine("Pow xy for number: b=",powXY);
                    break;
                    }
                    else if (woransw =="cube")
                    {
                    powXY+=Math.Pow(b,3);
                    System.Console.WriteLine("Pow xy for number: b=",powXY);
                    break;
                    }
            System.Console.WriteLine("Enter the extent of number: Square of a number or cube of a number");
                    woransw=System.Console.ReadLine();
                    if (woransw=="square")
                    {
                    powXY+=Math.Pow(x,2);
            System.Console.WriteLine("Pow xy for number: b=",powXY);
                    break;
                    }
                    else if (woransw =="cube")
                    {
                    powXY+=Math.Pow(x,3);
                    System.Console.WriteLine("Pow xy for number: b=",powXY);
                    break;
                    }
                    break;
                }
    }




    }
         }
        }