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    The Calendar hole will go live in approximately . Why not try and solve it ahead of time?

    AidanWalter (he/him)

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    hey.

    122 / 123 Holes

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    Card Number Validation in Python in Chars Play Hole

    209th in Python and 822nd overall.

    Last tested .

    Runtime of .

    Bytes Chars Submitted
    540 540
    639 639
    874 874
    1,045 1,045