Recursion is a powerful technique in computer science and programming where a function calls itself to solve a problem. It's a fundamental concept, and Python supports recursive functions elegantly.

*Python Code:* ``` def count_vowels (s): return sum (1 for char in s.lower () if char in "aeiou") print (count_vowels ("Python is fun")) # Output: 4 ``` *5️⃣ Find Factorial Using Recursion* *Q:* Write ...