He might have been able to keep a count of the doors if he had started right away. But he forgot, so he could only tell his distance travelled by the fact that after every tenth wooden door, the eleventh was a dull beige colour with supplies written on it. He stopped to take a quick look the first time he passed one. Ultimately, it was little more than a half-full linen closet, with shelves only about two feet deep and zero chance of hiding. 