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when toggle format what by license comment
Nov 3, 2020 at 20:14 vote accept CommunityBot
Oct 3, 2020 at 13:57 comment added Yuval Filmus It extracts the third letter (indices start at $0$).
Oct 3, 2020 at 12:12 comment added Yuval Filmus It is the modulo operation. I don't that you need me to try out an example.
Oct 3, 2020 at 10:22 history answered Yuval Filmus CC BY-SA 4.0