a = [x + 5 for x in [2, 3, 4]]
print(a)

b = [1, 2, 3, 4]
print(b)

b.append(6)
print(b)

b.extend([5, 7])
print(b)

# pop remove
b.pop(15)
print(b)

# b.clear removes
# b.sort() sorts
# b.reverse() reverses
