string inputfrac;
  stringstream temp;
  cout << "Input: ";
  cin >> inputfrac;

  //take out spaces
  cout << endl << "Before replace: " << inputfrac << endl;//omg
  for(short i = 0; i < inputfrac.length(); i++) {
    if (!isspace(inputfrac[i])) { temp << inputfrac[i]; }
  }
  cout << "After replace: " << temp.str << endl;//omg