using System;

using System.Collections.Generic;

​

​

public class CompoundInterest

{

    public int Principal;

    public double Interest;

    public CompoundInterest(int principal, double interest){

        Principal = principal;

        Interest = interest;

    }

    public double GetInterest(int y){

        double original = Principal;

        for(int i = 0;i<y;i++){

            original = original*(1+Interest);

        }

    return (original - Principal);

    }

    public override string ToString(){

    return Principal+"(1+"+Interest+")^t";

    }

​

}

​

public class Program

{

    public static void Main()

    {

        CompoundInterest c = new CompoundInterest(100000,0.035);    

        Console.WriteLine("New principal is {0}", c);

​

​

    }

}