numbers = [10, 20, 30, 40, 50]
numbers.append(60), numbers.insert(2, 25), numbers.remove(40)
print(f"List: {numbers}\nFirst: {numbers[0]}, Last: {numbers[-1]}")
numbers.sort(), print(f"Sorted: {numbers}")
numbers.reverse(), print(f"Reversed: {numbers}")
print(f"Squares: {[x**2 for x in numbers]}")