def sum(tal1, tal2):
    # return str(f"Resultat {tal1} + {tal2}: {tal1 + tal2}")
    return str(f"Resultat {tal1} + {tal2}: {int(tal1) + int(tal2)}")

tal1 = input("Indtast tal1:")
tal2 = input("Indtast tal2:")

resultat = sum(tal1, tal2)
print(resultat)