#include <iostream>
#include <utility>
#include <deque>
#include <cmath>
using namespace std;

typedef long long qword;

void process( qword p, qword n )
{
  qword a = 1;
  qword b = 1;
  qword infa = 1;
  qword infb = 0;
  qword supa = 1;
  qword supb = 0xFFFFFFFF;

  while ( b <= n )
    {
      if ( b * b < a * a * p )
	{
	  if ( a * infb < b * infa ) { infa = a; infb = b; }
	  b++;
	  continue;
	}

      if ( b * b == a * a * p )
	{
	  b++;
	  continue;
	}

      if ( b * b > a * a * p )
	{
	  if ( a * supb > b * supa ) { supa = a; supb = b; }
	  a++;
	  continue;
	}
    }

  cout << supb << "/" << supa << " " << infb << "/" << infa << endl;

  return;
}

int main()
{
  qword p = 0;
  qword n = 0;

  while ( cin >> p >> n && p && n )
    {
      process( p, n );
    }

  return 0;
}