Given a sentence, fill out the missing word with a 'no' or a number (between zero and ten). You should write the numbers with english alphabet, like: four instead of 4.

Ex Input:
Maps have ____ or more bar scales, each in a different unit of measure.

Ex Output:
three


Ex Input:
Water is moved underneath the body by most or all of the ____ arms.

Ex Output:
eight


Ex Input:
Most soccer balls require between ____ and nine pounds of air.

Ex Output:

four