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

    nwellnhof 🇩🇪

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    117 / 121 Holes

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    20 / 61 Langs

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    51 / 90 Cheevos

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    Card Number Validation in Ruby in Chars Play Hole

    4th in Ruby and 85th overall.

    Last tested .

    Runtime of .

    Bytes Chars Submitted
    54 54
    55 55