using System;

using System.ComponentModel.DataAnnotations;

​

public class Program

{

    public static void Main()

    {

        Console.WriteLine(AgapsProbabilityCalculator.Calculate(new (3.4m,1000000, 30000000,1000,1.5m,0.000001m,0.002m)));

        Console.WriteLine(AgapsProbabilityCalculator.Calculate(new (3.4m,2000000, 30000000,1000,1.5m,0.000001m,0.002m)));

        Console.WriteLine(AgapsProbabilityCalculator.Calculate(new (3.4m,3000000, 30000000,1000,1.5m,0.000001m,0.002m)));

        Console.WriteLine(AgapsProbabilityCalculator.Calculate(new (3.4m,6000000, 30000000,1000,1.5m,0.000001m,0.002m)));

        Console.WriteLine(AgapsProbabilityCalculator.Calculate(new (3.4m,10000000, 30000000,1000,1.5m,0.000001m,0.002m)));

        Console.WriteLine(AgapsProbabilityCalculator.Calculate(new (3.4m,20000000, 30000000,1000,1.5m,0.000001m,0.002m)));

        Console.WriteLine(AgapsProbabilityCalculator.Calculate(new (3.4m,25000000, 30000000,1000,1.5m,0.000001m,0.002m)));

        Console.WriteLine(AgapsProbabilityCalculator.Calculate(new (3.4m,29000000, 30000000,1000,1.5m,0.000001m,0.002m)));

        Console.WriteLine(AgapsProbabilityCalculator.Calculate(new (3.4m,29000000.99m, 30000000,1000,1.5m,0.000001m,0.002m)));

        Console.WriteLine(AgapsProbabilityCalculator.Calculate(new (3.4m,29900000.99m, 30000000,1000,1.5m,0.000001m,0.002m)));

        Console.WriteLine(AgapsProbabilityCalculator.Calculate(new (3.4m,29990000.99m, 30000000,1000,1.5m,0.000001m,0.002m)));

        Console.WriteLine(AgapsProbabilityCalculator.Calculate(new (3.4m,29999000.99m, 30000000,1000,1.5m,0.000001m,0.002m)));

        Console.WriteLine(AgapsProbabilityCalculator.Calculate(new (3.4m,29999900.99m, 30000000,1000,1.5m,0.000001m,0.002m)));

        Console.WriteLine(AgapsProbabilityCalculator.Calculate(new (3.4m,29999990.99m, 30000000,1000,1.5m,0.000001m,0.002m)));

        Console.WriteLine(AgapsProbabilityCalculator.Calculate(new (3.4m,29999999.99m, 30000000,1000,1.5m,0.000001m,0.002m)));

        Console.WriteLine(AgapsProbabilityCalculator.Calculate(new (3.4m,30000000, 30000000,1000,1.5m,0.000001m,0.002m)));

        Console.WriteLine(AgapsProbabilityCalculator.Calculate(new (3.4m,31000000, 30000000,1000,1.5m,0.000001m,0.002m)));

        Console.WriteLine(AgapsProbabilityCalculator.Calculate(new (3.4m,40000000, 30000000,1000,1.5m,0.000001m,0.002m)));

    }

}

​

public sealed class AgapsProbabilityCalculator

{

  public static MathResponse Calculate(MathRequest mathRequest)

  {

    //TTH = (HBA - CMV)/CONT%

    var turnoverHit = (mathRequest.HitByAmountInCents - mathRequest.MainPoolAmountCents) / (mathRequest.SharedLevelRtp / 100m);

​

    if (turnoverHit <= 0)

{

  return new(mathRequest.MaxTriggerProbability, mathRequest.MaxTriggerProbability, mathRequest.MaxTriggerProbability);

}

​

    //PROB* = (BSTP/TTH)

    var probabilityPreMidPointFactor = mathRequest.TriggerProbabilityBetSizeCents / turnoverHit;

​

    //PROB* = PROB * MPSF

    var probabilityPostMidPointFactor = probabilityPreMidPointFactor * mathRequest.MidPointFactor;

​

    //if (PROB < MINP)

    if (probabilityPostMidPointFactor < mathRequest.MinTriggerProbability)

    {

      return new(probabilityPreMidPointFactor, probabilityPostMidPointFactor, mathRequest.MinTriggerProbability);

    }

​

    //if (PROB > MAXP)

    if (probabilityPostMidPointFactor > mathRequest.MaxTriggerProbability)

    {

      return new(probabilityPreMidPointFactor, probabilityPostMidPointFactor, mathRequest.MaxTriggerProbability);

    }

​

    return new(probabilityPreMidPointFactor, probabilityPostMidPointFactor, probabilityPostMidPointFactor);

  }

}

​

public record MathResponse(

  decimal ProbabilityPreMidPointFactor

  , decimal ProbabilityPostMidPointFactor

  , decimal Probability

  );

​

public record MathRequest(

   decimal SharedLevelRtp //CONT

  ,  decimal MainPoolAmountCents //CMV

  ,  long HitByAmountInCents //HBA

  , int TriggerProbabilityBetSizeCents //BSTP

  ,  decimal MidPointFactor //MPSF

  , decimal MinTriggerProbability //MINP

  , decimal MaxTriggerProbability //MAXP

  );

​