distance

package SimpleCalcExams;

import java.util.Scanner;

public class Distance {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

        int firstSpeed = Integer.parseInt(scanner.nextLine());
        int firstTime = Integer.parseInt(scanner.nextLine());
        int secondTime = Integer.parseInt(scanner.nextLine());
        int thirdTime = Integer.parseInt(scanner.nextLine());

        double firstDistance = 0.0166667 * firstSpeed * firstTime;
        double secondDistance = 0.0166667 * (firstSpeed + firstSpeed * 0.1) * secondTime;
        double thirdDistance = 0.0166667 * ((firstSpeed + firstSpeed * 0.1) - (firstSpeed + firstSpeed * 0.1) * 0.05) * thirdTime;

        double totalDistance = firstDistance + secondDistance + thirdDistance;

        System.out.printf("%.2f", totalDistance);

    }
}