Minor cleanup in ocr-numbers.
Minor cleanup in ocr-numbers.

Winawer/exercism,Winawer/exercism,Winawer/exercism,Winawer/exercism,Winawer/exercism,Winawer/exercism,Winawer/exercism,Winawer/exercism,Winawer/exercism,Winawer/exercism,Winawer/exercism