nr_miesiaca = int(input("Podaj numer miesiaca, ktory Cię interesuje: "))
if 1 <= nr_miesiaca <= 2:
    print("Cena wynosi $150")
    pass
elif 3 <= nr_miesiaca <= 4 or 11 <= nr_miesiaca <= 12:
    print("Cena wynosi $199")
    pass
elif 5 <= nr_miesiaca <= 6 or nr_miesiaca == 10:
    print("Cena wynosi $249")
    pass
elif 7 <= nr_miesiaca <= 9:
    print("Cena wynosi $299")
    pass
else:
    print("Wprowadź poprawny numer miesiąca")
    pass