The Biscuit Factory

int biscuitsPerDayPerOneWorker = int.Parse(Console.ReadLine());
int allWorkersinFactory = int.Parse(Console.ReadLine());
int competitionFactory = int.Parse(Console.ReadLine());

double myProductionPerDay = 0;
double totalProduction = 0;
double differenceBetweenFactorys = 0;
double percentDifference = 0;

for (int i = 0; i < 30; i++)
{
    myProductionPerDay = biscuitsPerDayPerOneWorker * allWorkersinFactory;

    if (i % 3 == 0)
    {
        myProductionPerDay = Math.Floor(myProductionPerDay * 0.75);
    }
    totalProduction += myProductionPerDay;
}

Console.WriteLine($"You have produced {totalProduction} biscuits for the past month.");

if (totalProduction > competitionFactory)
{
    differenceBetweenFactorys = totalProduction - competitionFactory;
    percentDifference = differenceBetweenFactorys / competitionFactory * 100;
    Console.WriteLine($"You produce {percentDifference:f2} percent more biscuits.");
}
else
{
    differenceBetweenFactorys = competitionFactory - totalProduction;
    percentDifference = differenceBetweenFactorys / competitionFactory * 100;
    Console.WriteLine($"You produce {percentDifference:f2} percent less biscuits.");
}