using System;

namespace Delegates;

public class MathTool
{
  public static int Sum(int x, int y)
  {
    return x + y;
  }

  public static int Diff(int x, int y)
  {
    return x - y;
  }

  public static void PrintSquare(int x)
  {
    Console.WriteLine("x^2 = " + x * x);
  }

  public static void PrintSquareRoot(int x)
  {
    Console.WriteLine("sqrt(x) = " + Math.Sqrt(x));
  }
}