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.

Example Input: Differentiation is caused by the energy going in ____ directions.
Example Output: two

Example Input: Young bandicoots become independent at about ____ months and are sexual mature at about five months.
Example Output: four

Example Input: Insects have ____ antennae.
Example Output:
two