My output and Codeforces participant's output are coming different, why ?

Правка en1, от prasannads, 2021-05-29 17:23:56

I am unable to understand why answer in my system and codeforces are coming different. https://codeforces.net/contest/1526/submission/117654929

I am getting output as 5. But in Participant's output its showing as 12.

Please help.

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en1 Английский prasannads 2021-05-29 17:23:56 310 Initial revision (published)