2F: 1 trainer behind Card Key
3F: 1 trainer near stairs, 1 on the way to Rival (after heal lady probably)
4F: 1 trainer behind Card Key; nothing near stairs
5F: 
6F: 1 teleporter near stairs that takes you to 2F Card Key trainer
7F:
8F: 
9F: Heal lady
10F: 
11F: Dead end trainer

ROUTE:
stairs to 3 (fight 1 guy)
stairs to 5 (fight all)
teleporter to 9 (fight Scientist) and back
stairs to 6 (fight all)
stairs to 7 (fight all)
stairs to 8 (fight all)
teleporter to 2 (fight all)
stairs to 4 (fight all)
teleporter to 10 (fight all)
stairs to 11 (fight all)
stairs to 9 (fight all)
teleporter to 3 (fight 2nd guy)

ROUTE:
stairs to 3 (fight 1 guy)
stairs to 5 (fight all)
teleporter to 9 (fight Scientist) and back
stairs to 4 (fight all)
teleporter to 6 (fight all)
teleporter to 2 (fight all)
teleporter to 8 (fight all)
stairs to 7 (fight all)
stairs to 10 (fight all)
stairs to 11 (fight all)
stairs to 9 (fight all)
teleporter to 3 (fight 2nd guy)