Training Lab

package com.company;

import java.util.Scanner;

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

        double longSideOfTheHall = Double.parseDouble(scanner.nextLine());
        double shortSideOfTheHall = Double.parseDouble(scanner.nextLine());

        int row = (int)Math.floor((shortSideOfTheHall - 1) * 100) /70;
        int workingRow = (int)Math.floor(longSideOfTheHall * 100) /120;

        int countWorkingSpaces = (int)Math.floor(row * workingRow) - 3;

        System.out.println(countWorkingSpaces);

    }
}