/* DragTime
 * Find the time (T) in seconds it takes a dragster to go D distance (metres)
 * at constant acceleration (metres per second squared).
 * D = 0.5*A*T^2
 * T = 2*sqrt(D/A)
 * Parke Godfrey  2009-Sept-29
 */

import java.io.PrintStream;
import java.util.Scanner;

public class DragTime {
    public static void main(String[] args)
    {
        PrintStream output = System.out;
        Scanner input = new Scanner(System.in);
        
        final int FACTOR = 2;
        final int SECONDS_IN_MINUTES = 60;
        
        double acceleration;
        int distance;
        
        output.print("Acceleration (m/s^2): ");
        acceleration = input.nextDouble();
        output.print("Distance (m): ");
        distance = input.nextInt();
        
        double time = FACTOR * Math.sqrt(distance / acceleration);
        int minutes = (int) time / SECONDS_IN_MINUTES;
        double seconds = time - minutes * SECONDS_IN_MINUTES;
        
        output.printf("Time was %d minutes, %.1f seconds.%n", minutes, seconds);
    }
}