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

    tvolf

    6,697
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    ⛳

    9 / 119 Holes

    🔣

    2 / 61 Langs

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    7 / 84 Cheevos

    📅

    Happy Numbers in PHP in Bytes Play Hole

    23rd in PHP and 1,389th overall.

    Last tested .

    Bytes Chars Submitted
    95 95