PB

#include <iostream>

using namespace std;

int main()
{
  int a,b,c,cb,ca,cc;

  cin>>a>>b;
c=b;
  while (a!=0&&b!=0&&c!=0)
  {
      ca=a;
     // cb=b;

      cin>>c;
      cc=c;
      if (cc==0)
        break;
     // cc=c;
      while (a!=c)
      {
          if (a>c)
            a-=c;
          else
            c-=a;
      }
      if (b==c)
        cout<<ca<<" "<<b<<" "<<cc;
      a=b;
      b=cc;


  }


   return 0;
}