<filename>week_5/30_lesson.py
a = [1, 2, 3, 4, 2, 2, 3]
print(a.index(2))
a.append(5)
print(a)
a.remove(5)
print(a)

<filename>week_5/30_lesson.py
a = [1, 2, 3, 4, 2, 2, 3]
print(a.index(2))
a.append(5)
print(a)
a.remove(5)
print(a)
