#include <iostream>
#include <algorithm>
using namespace std;

int main()
{
  long dni, peniaze, mincena, maxcena, maxtemp;
  double maxratio = 0;
  long ceny[70000];
  cin >> dni;
  while (dni != 0)
  {
    cin >> peniaze;
    for (long i = 0; i < dni; i++)
          cin >> ceny[i];
    
    for (long i = 0; i < dni - 1; i++)
    {
      maxtemp = *max_element(ceny + i + 1, ceny + dni);
      if (maxtemp / ceny[i] > maxratio)
        {
          maxratio = maxtemp / ceny[i];
          mincena = ceny[i];
	  maxcena = maxtemp;
        }
    }
    cout << (peniaze / mincena) * maxcena - (peniaze / mincena) * mincena << endl;
    maxratio = mincena = maxcena = 0;
    cin >> dni;
  }
  return 0;
}