write a program using else if statement in c#

public partial class _Default : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        A a = new A();
        int res=a.m(2, 5);
        Response.Write(res);
      
    }
}
public class A
{
    public int m(int x, int y)
    {
        if(x>2*y)
        {
            return 2*x+3*y;
        }
        else if(x>y && x<2*y)
        {
            return 2*x+y;
        }
        else if(x==y)
        {
            return x+y;
        }
        else if(y>2*x)
        {
            return 2*y+3*x;
        }
        else
        {
            return 2*y+x;
        }
    }
}