Assume input file has one word per line.

1a. Write a regular expression (in the format used by awk) that matches only strings that both start and end with an, and occupy an entire line.

1b. Write an awk script that takes an input file of words and determines the number of words in the file that both start and end with an.

Answer rating: 100% (QA)

Answer 1a The regular expression that matches only string tha... View the full answer