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:
Scientists think that macaws mate for life, producing one to ____ young each year.

Ex Output:
three


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

Ex Output:
eight


Ex Input:
Young chuckwallas have four or ____ broad bands across the body, and three or four on the tail.

Ex Output:

five