>>> x = 1 + 2
3
>>> def greet(name):
...     print(f"Hello, {name}!")
...
>>> greet("World")
Hello, World!
>>> [i**2 for i in range(5)]
[0, 1, 4, 9, 16]
>>> msg = '''Hello
... World
... !'''
>>> msg
'Hello\nWorld\n!'
