first_name = "John"
last_name = "Smith"
full_name=f"{first_name} {last_name}"
print(full_name.title())
print(f"Hello, {full_name.title()} how are you?")

name = "John Smith"
print(name.title())
print(name.upper())
print(name.lower())

message = 'Joker once said, "The only sensible way to live in this world is without rules."'
print(message)

famous_person = "Joker"
message = 'Joker once said, "The only sensible way to live in this world is without rules."'

first_name = 'John'
first_name.rstrip()
'John'