Question

Write a single Python regular expression for each of the following. Note: For each problem, you must use only ONE regular expression.

Matches a string that has both the substring dog and cat in the string in either order. For instance, both of the following strings match: 'The dog chased the cat' and 'xxcatxxdogxx'.

Answer 1

Matches a string that has both the substring dog and car in the string in either order