x = 0
y = 5

if x < y:  # Truthy
    print("yes")


if y < x:  # Falsy
    print("yes")


if x:  # Falsy
    print("yes")

if y:  # Truthy
    print("yes")


if x or y:  # Truthy
    print("yes")


if x and y:  # Falsy
    print("yes")


if "aul" in "grault":  # Truthy
    print("yes")


if "quux" in ["foo", "bar", "baz"]:  # Falsy
    print("yes")


x = 20
if x < 50:
    print("(first suite)")
    print("x is small")
else:
    print("(second suite)")
    print("x is large")


name = "Joe"
if name == "Fred":
    print("Hello Fred")
elif name == "Xander":
    print("Hello Xander")
elif name == "Joe":
    print("Hello Joe")
elif name == "Arnold":
    print("Hello Arnold")
else:
    print("I don't know who you are!")


if "f" in "foo":
    print("1")
    print("2")
    print("3")
if "z" in "foo":
    print("1")
    print("2")
    print("3")


x = 2
if x == 1:
    print("foo")
    print("bar")
    print("baz")
elif x == 2:
    print("qux")
    print("quux")
else:
    print("corge")
    print("grault")

x = 3
if x == 1:
    print("foo")
    print("bar")
    print("baz")
elif x == 2:
    print("qux")
    print("quux")
else:
    print("corge")
    print("grault")


age = 21
if age >= 18:
    print("You're a legal adult")

age = 16
if age >= 18:
    print("You're a legal adult")
else:
    print("You're NOT an adult")

age = 18
if age > 18:
    print("You're over 18 years old")
elif age == 18:
    print("You're exactly 18 years old")


age = 45
gender = "M"
if age < 18:
    if gender == "M":
        print("son")
    else:
        print("daughter")
elif age >= 18 and age < 65:
    if gender == "M":
        print("father")
    else:
        print("mother")
else:
    if gender == "M":
        print("grandfather")
    else:
        print("grandmother")


raining = False
print("Let's go to the", "beach" if not raining else "library")

raining = True
print("Let's go to the", "beach" if not raining else "library")


age = 12
s = "minor" if age < 21 else "adult"
s


"yes" if ("qux" in ["foo", "bar", "baz"]) else "no"


a = 2
b = 4
if a > b:
    m = a
else:
    m = b
# equivalente
m = a if a > b else b


x = y = 40
z = 1 + x if x > y else y + 2
z

z = (1 + x) if x > y else (y + 2)
z


x = y = 40
z = 1 + (x if x > y else y) + 2
z


s = (
    "foo"
    if (x == 1)
    else "bar"
    if (x == 2)
    else "baz"
    if (x == 3)
    else "qux"
    if (x == 4)
    else "quux"
)
print(s)






a = b = c = d = 1


if a == b == c == d == 1:
    print("Si")
else:
    print("No")


a = b = c = d = 2


if a == b == c == d == 1:
    print("Si")
else:
    print("No")