import java.util.Scanner;
import java.io.*;
public class Test1012
{
    public static void main (String[] args) 
    {
        int money,year;
        double rate,interest,interest1;
        Scanner in=new Scanner(System.in);
        money=in.nextInt();
        year=in.nextInt();
        rate=in.nextDouble();
        interest=money*Math.pow((1+rate),year)-money;
        System.out.print("本金："+money+"\n"+"存期："+year+"\n"+"年利率："+rate+"\n");
        System.out.println("存款到期时的利息："+interest+"≈"+String.format("%.2f",interest));
    }
}