element = ("Neon", 10, "Ne", 20.18, "gáz")
print(element)

(name, atomic_number, symbol, molar_mass, state_of_matter) = element
print(name, "("+symbol+"):",atomic_number,"proton.")

if element[4] == "gáz":
    print(element[0]+" gáz halmazállapotú elem.")

(a, b, c, d) = (12, 34, 56, 78)
(a, b) = (b, a)
print(a, b, c, d)


def circle(radius):
    area = radius**2 * 3.14
    perimeter = 2 * radius * 3.14
    return (area, perimeter)


(a, p) = circle(1.0)
print("A kör területe", a, "kerülete pedig", p)