def solution(numbers):
answer = 0
num = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
for i in num:
if i not in numbers:
answer += i
return answer
numbers = [1,2,3,4,6,7,8,0]
print(solution(numbers))
def solution(numbers):
return 45 - sum(numbers)