def helloWorld():
    print("Hello World!")
    print("How are you?")

helloWorld()

###

def helloName(name):
    print("Hello " + name + "!")
    print("How are you?")

helloName("Olli")

###
    
def makeHello(name):
    return "Hello " + name + ". How are you?"
    print("Huh?>????")

result = makeHello("Sylvi")
print(result + " I'm doing well!")
    
###
    
def convertToQuarters(dollars):
    quarters = dollars * 4
    return quarters

print(convertToQuarters(3))

###

def outer(x):
    y = x / 2
    print("outer y:", y)
    return inner(y) + 3

def inner(x):
    y = x + 1
    print("inner y:", y)
    return y

print(outer(4))