using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
class Solution
{
    public const double PI = 3.1415926535897932384626433832795028841971693993751;

    static void Main(String[] args)
    {
        string[] tokens_min = Console.ReadLine().Split(' ');
        long min = Convert.ToInt64(tokens_min[0]);
        long max = Convert.ToInt64(tokens_min[1]);
        //--- my code ---
        double n = 1;
        double d = 1;

        for (double i = min; i < max; i++)
        {
            double difference = 1;
            double minimal = 10;
            for (double j = 1; (j / d) <= PI; j++)
            {
                Console.WriteLine("{0}/{1}", j, i);
                double lowerBound = j - 1;
                double upperBound = j;
                double lowerDifference = Math.Abs(lowerBound / d - PI);
                double upperDifference = Math.Abs(lowerBound / d - PI);
                /*Console.WriteLine("For lower boundary {2}, the difference is {0}" +
                    "\n For upper boundary {3}, the difference is {1}",
                    lowerDifference, upperDifference, lowerBound, upperBound);
                */
                if (lowerDifference < upperDifference)
                {
                    difference = lowerDifference;
                    if (difference < minimal)
                    {
                        minimal = difference;
                        d = i;
                        n = lowerBound;
                        Console.WriteLine("Minimal value: {0}", minimal);
                    }
                }
                else
                {
                    difference = upperDifference;
                    if (difference < minimal)
                    {
                        minimal = difference;
                        d = i;
                        n = upperBound;
                        Console.WriteLine("Minimal value: {0}", minimal);
                    }
                }
            }
        }
        Console.WriteLine("{0}/{1}", n, d);
        Console.ReadLine();
    }
}