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:
Kinetic energy consists of ____ types of energies.

Ex Output:
three

Ex Input:
Most modern computers have ____ bits to a byte.

Ex Output:
eight

Ex Input:
Amazonian manatees are the smallest of the ____ species.

Ex Output:
three