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

    nwellnhof 🇩🇪

    114,171
    •
    112,916
    💎178
    •
    🥇757
    •
    🥈392
    •
    🥉279

    Stuck in a local minimum

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    119 / 123 Holes

    🔣

    20 / 62 Langs

    🏆

    54 / 99 Cheevos

    📅

    Card Number Validation in Ruby in Chars Play Hole

    4th in Ruby and 87th overall.

    Last tested .

    Runtime of .

    Bytes Chars Submitted
    54 54
    55 55