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:
Most modern computers have ____ bits to a byte.

Ex Output:
eight


Ex Input:
Human gestation is divided into three trimesters of ____ months each.

Ex Output:
three


Ex Input:
Women have ____ X chromosomes.

Ex Output:

two