Submission

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Score: 0

User: Pera

Problemset: ISBN

Language: python

Time: 0.001 second

Submitted On: 2025-04-10 16:06:41

def main():
    # nums: list[int] = list(map(int, input().split()))
    nums: list[int] = []
    for i in range(9):
        n = int(input())
        nums.append(n)
    sum: int = 0
    i: int = 10
    
    for num in nums:
        sum += i * num
        i -= 1
    
    
    print(11 - (sum % 11) if (11 - (sum % 11)) != 11 else 0)
    
main()