6 6
 1 4
 4 4
 3 3
 6 4
 6 3
 5 4
 5 6
 3 4
 1 3
 3 2
 5 5
 1 1
 2 1
 3 1
 3 5
 1 6
 6 5
 2 3
 4 3
 2 2
 3 6
 1 2
 6 1
 2 5
 4 5
 1 5
 6 2
 4 6
 5 1
 4 1
 5 2
 2 4
 2 6
 5 3

1/6
 1/2
 1/2
 2/3
 1/6
 1/6
 1/3
 1/6
 1/2
 2/3
 2/3
 1/3
 1/1
 5/6
 2/3
 1/3
 1/6
 1/6
 2/3
 1/2
 5/6
 1/6
 5/6
 1/6
 1/3
 1/3
 1/3
 1/6
 1/6
 1/3
 1/2
 1/3
 1/2
 1/6
 1/3


import java.io.BufferedReader;
import java.io.InputStreamReader;

/**
 *
 * @author micha
 */
public class DieRoll {
    public static void main(String[] args) {
        try {
            BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
            String valor = reader.readLine();
            String numeros[] = valor.split(" ");
            
            int div = Integer.parseInt(numeros[0]) / Integer.parseInt(numeros[1]);
            
            if(div == 0){
                System.out.println("0/1");
            }else if(div==1){
                System.out.println("1/1");
            }else{
                System.out.println("1/"+div);
            }
            
        } catch (Exception e) {
        }
    }
}

	 		   	  	 	 	 				 							 	