import java.util.*;

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

		long A = sc.nextLong();
		long B = sc.nextLong();

		print(A/B + ".");

		A = A - A/B*B;

		for(int i=0; i<50; i++) {
			A = A*10;
			int result = (int) (A/B);
			print(result);
			A = A - result*B;
		}
	}

	public static void print(Object o) {
		System.out.print(o);
	}

	public static void println(Object o) {
		System.out.println(o);
	}
}