AnswerBox
Python

Map and Filter

Description:
Use map() to square numbers and filter() to keep even ones.
Python Code
numbers = [1, 2, 3, 4, 5, 6, 7, 8]

squared = list(map(lambda x: x**2, numbers))
evens   = list(filter(lambda x: x % 2 == 0, numbers))

print("Squared:", squared)
print("Evens:", evens)
Expected Output
Squared: [1, 4, 9, 16, 25, 36, 49, 64] Evens: [2, 4, 6, 8]