#include <fstream>
#include <iostream>

using namespace std;

int f[1000][1001];
int viz[1000];

int GCD(int a, int b) {
   int r = a % b;
   while(r) {
      a = b;
      b = r;
      r = a % b;
   }
   return b;
}

int main()
{
    ifstream cin("frac.in");
    //ofstream cout("frac.out");
    int m, n, nr = 0, nrf = 0;
    cin >> n;
    while(!cin.eof()) {
      cin >> m;
      ++nr;
      int nc = n;
      for(int i = 1; i < 1000; ++i)
         viz[i] = 0;
      viz[0] = 1;
      while(!viz[nc % m]){
         viz[nc % m] = 1;
         nc = (nc % m) * 10;
      }
      nc = nc % m;
      int cm = GCD(nc, m);
      ++f[nc / cm][m / cm];
      cout << n / m;
      cout << ',';
      if(n % m == 0) {
         cout << 0 << '\n';
         cin >> n;
         continue;
      }
      while(n % m != nc) {
         n = (n % m) * 10;
         cout << n / m;
      }
      if(nc > 0) {
         cout << '(';
         n = (n % m) * 10;
         cout << n / m;
         while(n % m != nc) {
            n = (n % m) * 10;
            cout << n / m;
         }
         cout << ')';
      }
      cout << '\n';
      cin >> n;
    }
    int ifin = 0, jfin = 0;
    for(int i = 1; i < 1000; ++i)
      for(int j = 1; j <= 1000; ++j)
         if(f[i][j] > nrf) {
            nrf = f[i][j];
            ifin = i;
            jfin = j;
         }
    if(nrf > nr / 2) {
      int ic = ifin, jc = jfin, r = ic % jc;
      ic = (ic % jc) * 10;
      cout << ic / jc;
      while(ic % jc != r) {
         ic = (ic % jc) * 10;
         cout << ic / jc;
      }
    }
    else
      cout << -1;
    return 0;
}