Question: EXERCISE 1: Write a Python program that uses a single regular expression to find all The set of strings over {a, b, c} with length

EXERCISE 1: Write a Python program that uses a single regular expression to find all The set of strings over {a, b, c} with length three or less.

EXERCISE 2: Write a Python program that uses a single regular expression to find The set of strings of length two or more over {a, b} in which all the bs precede the as.

EXERCISE 3: Write a Python program that uses a single regular expression to find The set of strings over {a, b} in which the numbers of as is divisible by five.

EXERCISE 4: Write a Python program that uses a single regular expression to find The set of strings over {a, b, c} that do not contain the substring aa.

EXERCISE 5: Write a Python program that uses a single regular expression to find The set of strings over {a, b} in which the substring bb occurs exactly once.

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