Editorial for Missing Number


Remember to use this editorial only when stuck, and not to copy-paste code from it. Please be respectful to the problem author and editorialist.
Submitting an official solution before solving the problem yourself is a bannable offence.

Author: wadeyao

T = int(input())
for t in range(T):
    nums = [int(s) for s in input().split()]
    nums.sort()
    miss = len(nums)
    for n in range(len(nums)):
        if n != nums[n]:
            miss = n
            break
    print(f'Case #{t+1}: {miss}')

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