What happened? Have I hacked others?

Правка en1, от fzx, 2022-12-29 16:17:10

I am very sorry that my English is poor. But ... I want know a thing. this problem I find another data that 

7
41 60 76 22 83 84 100

the answer is "0". But this code and that code print "1". But they both accepted the problem. What happened?

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en1 Английский fzx 2022-12-29 16:17:10 472 Initial revision (published)