using System;

// Build as a .NET Framework class library named DotNetFunctionDemo.dll.
// Keep the exported surface static and limited to simple numeric types.
public static class DotNetFunctions
{
    public static int Add(int left, int right)
    {
        checked
        {
            return left + right;
        }
    }

    public static double Scale(double value, double factor)
    {
        return value * factor;
    }
}