using System;

​

public class Program

{

    public static void Main()

    {

        CalculateYield(0, 2, 150, 40, 0, 0);

    }

​

    public static void CalculateYield(double initialSum, double interestRate, double addedValue, int numberOfYears, double agressiveAmount, int agressiveYears)

    {

        double cumulusForAddedValue = 0;

        double initialSumValue = initialSum;

        Console.WriteLine("\n\tInitial investment: {0}\n\n\t6-month payments: {1}, total years: {2}\n\n\tagressive payment: {3}, number of agressive years: {4}\n", initialSum, addedValue, numberOfYears, agressiveAmount, agressiveYears);

        double sum = 0;

        double correctInvestedCalculation = 0;

        for (int i = 1; i <= numberOfYears; i++)

        {

            double halfYearlyInvestment = agressiveYears < i ? addedValue : agressiveAmount;

            cumulusForAddedValue += cumulusForAddedValue * interestRate / 100 + halfYearlyInvestment;

            cumulusForAddedValue += cumulusForAddedValue * interestRate / 100 + halfYearlyInvestment;

            initialSum += initialSum * interestRate / 100;

            initialSum += initialSum * interestRate / 100;

            correctInvestedCalculation = agressiveYears > i ? agressiveAmount * 2 * i : agressiveAmount * agressiveYears * 2 + addedValue * (i - agressiveYears) * 2;

            sum = initialSum + cumulusForAddedValue;

            DisplayYield(i, numberOfYears, agressiveYears, initialSum, sum, initialSumValue, addedValue, agressiveAmount, cumulusForAddedValue, correctInvestedCalculation);

        }

    }

​

    public static void DisplayYield(int year, int numberOfYears, int agressiveYears, double initialSum, double sum, double initialSumValue, double addedValue, double agressiveAmount, double cumulusForAddedValue, double correctInvestedCalculation)

    {

        double roundedSum = Math.Floor(sum);

        Console.Write(" | {0}: ", FormatNumber(2, year));

        if (initialSum != 0)

        {

            Console.Write("  ONE: {0}, PROFIT: {1}  ", FormatNumber(roundedSum, Math.Floor(initialSum)), FormatNumber(roundedSum, (int)Math.Floor(initialSum - initialSumValue)));

        }

​

        if (addedValue != 0 || (agressiveAmount != 0 && agressiveYears != 0))

        {

            Console.Write(" MTH : {0}, PROFIT: {1}  ", FormatNumber(roundedSum, Math.Floor(cumulusForAddedValue)), FormatNumber(roundedSum, Math.Floor(cumulusForAddedValue - correctInvestedCalculation)));

        }

​

        if ((addedValue != 0 || (agressiveAmount != 0 && agressiveYears != 0)) || initialSum == 0)

        {

            Console.Write(" SUM:  {0} ", FormatNumber(roundedSum, roundedSum));

        }

​

        if (year % 3 == 0)

        {

            Console.WriteLine("\n");

        }

​

        if (year == numberOfYears)

        {

            double invested = initialSumValue + correctInvestedCalculation;

            Console.WriteLine("\n\n\n\t\t\tINVESTED:  {0} | | EARNED: {1}  | | SUM: {2}\n\n\n", invested, Math.Floor(sum - invested), roundedSum);

        }

    }

    public static string FormatNumber<Tnumber>(Tnumber maxNumber, Tnumber number)

    {

        int amountOfSpaces = maxNumber.ToString().Length + 1;

        string stringified = number.ToString();

        string emptyString = new string (' ', amountOfSpaces - stringified.Length);

        return stringified.Length < amountOfSpaces ? emptyString + stringified : stringified;

    }

}