// a campus tour
class CampusTour {
  int startTime; // minutes from midnight
  ITourLocation startingLocation;

  CampusTour(int startTime, ITourLocation startingLocation) {
    this.startTime = startTime;
    this.startingLocation = startingLocation;
  }

  // is this tour the same tour as the given one?
  boolean sameTour(CampusTour other) {
    // TODO: complete this method
    return false;
  }
}

// a spot on the tour
interface ITourLocation {
}

abstract class ATourLocation implements ITourLocation {
  String speech; // the speech to give at this spot on the tour

  ATourLocation(String speech) {
    this.speech = speech;
  }
}

// the end of the tour
class TourEnd extends ATourLocation {
  ICampusLocation location;

  TourEnd(String speech, ICampusLocation location) {
    super(speech);
    this.location = location;
  }
}

//a mandatory spot on the tour with the next place to go
class Mandatory extends ATourLocation {
  ICampusLocation location;
  ITourLocation next;

  Mandatory(String speech, ICampusLocation location, ITourLocation next) {
    super(speech);
    this.location = location;
    this.next = next;
  }
}

// up to the tour guide where to go next
class BranchingTour extends ATourLocation {
  ITourLocation option1;
  ITourLocation option2;

  BranchingTour(String speech, ITourLocation option1, ITourLocation option2) {
    super(speech);
    this.option1 = option1;
    this.option2 = option2;
  }
}

interface ICampusLocation {
}

class Building implements ICampusLocation {
  String name;
  Address address;

  Building(String name, Address address) {
    this.name = name;
    this.address = address;
  }
}

class Address {
  String street;
  int number;

  Address(String street, int number) {
    this.number = number;
    this.street = street;
  }
}

class Quad implements ICampusLocation {
  String name;
  ILoCampusLocation surroundings; // in clockwise order, starting north

  Quad(String name, ILoCampusLocation surroundings) {
    this.name = name;
    this.surroundings = surroundings;
  }
}

interface ILoCampusLocation {
}

class MtLoCampusLocation implements ILoCampusLocation {
}

class ConsLoCampusLocation implements ILoCampusLocation {
  ICampusLocation first;
  ILoCampusLocation rest;

  ConsLoCampusLocation(ICampusLocation first, ILoCampusLocation rest) {
    this.first = first;
    this.rest = rest;
  }
}

class ExamplesCampus {
  // TODO: add examples + tests
}