// Sid Reddy Phillips Academy  Intermediate Div

 

import java.util.*;

 

public class FingerPrint

{

                static Scanner sc = new Scanner(System.in);

               

                public static void main(String[] args)

                {

                                int[] henry = new int[10];

                                int[] auto = new int[10];

                               

                                henry[0] = 16; henry[1] = 16; henry[2] = 8; henry[3] = 8; henry[4] = 4; henry[5] = 4; henry[6] = 2; henry[7] = 2; henry[8] = 1; henry[9] = 1;

                                auto[0] = 16; auto[1] = 8; auto[2] = 4; auto[3] = 2; auto[4] = 1; auto[5] = 16; auto[6] = 8; auto[7] = 4; auto[8] = 2; auto[9] = 1;

                               

        while( true )

        {

            int[] whorled = new int[10];

            for (int i = 0; i<whorled.length; i++)

            {

                whorled[i] = 0;

            }

           

            String input = sc.nextLine();

            String[] input2 = input.split(", ");

 

            boolean HENRY, AUTO;

           

           

            if (input2[0].equals("H"))

            {

                HENRY = true;

                AUTO = false;

            }

            else

            {

                //

                HENRY = false;

                AUTO = true;

            }

           

            for (int i = 1; i<input2.length; i++)

            {

                if (input2[i].equals("0"))

                    break;

                whorled[Integer.parseInt(input2[i]) - 1] = 1;

            }

           

            int henrysumnumer = 0, henrysumdenom = 0, autosumnumer = 0, autosumdenom = 0;

           

            for (int i = 0; i<whorled.length; i++)

            {

                if (whorled[i]==1)

                {

                    if (HENRY)

                    {

                        if ((i+1)%2==0)

                            henrysumnumer += henry[i];

                        else

                            henrysumdenom += henry[i];

                    }

                   

                    if (AUTO)

                    {

                        if (1<=i+1 && i+1<=5)

                            autosumnumer += auto[i];

                        else

                            autosumdenom += auto[i];

                    }

                       

                }

            }

           

            int pgrnumer = 0, pgrdenom = 0;

           

            if (HENRY)

            {

                pgrnumer = 1 + henrysumnumer;

                pgrdenom = 1 + henrysumdenom;

            }

           

            if (AUTO)

            {

                pgrnumer = 1 + autosumnumer;

                pgrdenom = 1 + autosumdenom;

            }

 

            System.out.println(pgrnumer + " / " + pgrdenom);

        }

                }

 

}