def load_map(filename="input"):
	with open(filename, "r") as fp:
		data = fp.read

idee:
	sla ook het kleine voorbeeld op
	lees data in
	maak object "kaart"
	maak op object
		show() (prints map to screen)
	guard_directions = ["^", ">", "v", "<"]
	guard_path = [] # list of tuples (x, y)