1014.java

import java.io.IOException;
import java.util.Scanner;
/*
 * 
*/
public class Main {
	public static void main(String[] args) throws IOException {
		Scanner sc = new Scanner(System.in);
		int X;
		double Y;
		X=sc.nextInt();
		Y=sc.nextDouble();
		System.out.println(String.format("%.3f", X/Y)+" km/l");
		sc.close();
	}

}