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

    yzhs 🇩🇪

    73,390
    •
    73,264
    🥇15
    •
    🥈0
    •
    🥉4

    ⛳

    101 / 130 Holes

    🔣

    43 / 65 Langs

    🏆

    53 / 113 Cheevos

    📅

    Card Number Validation in C# in Chars Play Hole

    27th in C# and 725th overall.

    Last tested .

    Runtime of .

    Bytes Chars Submitted
    135 135
    136 136
    137 137
    138 138
    144 144
    147 147
    161 161
    163 163
    164 164
    165 165
    171 171
    174 174
    177 177
    182 182
    187 187
    188 188
    196 196
    209 209
    219 219