import java.util.*;

public class Main {
	public static void main (String[] args) {
    	Scanner sc = new Scanner(System.in);
    	long a = sc.nextInt();
    	long b = sc.nextInt();
    	StringBuilder sb = new StringBuilder();
    	sb.append(a / b).append(".");
    	long mod = a % b;
    	for (int i = 0; i < 50; i++) {
    	    sb.append(mod * 10 / b);
    	    mod = mod * 10 % b;
    	}
    	System.out.println(sb);
    }
}