The Card Number Validation hole will go live in . Why not try and solve it ahead of time?

alphafalfa

26,624
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26,383
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IT guy with exploratory nerding.

⛳

48 / 108 Holes

🔣

12 / 58 Langs

🏆

23 / 75 Cheevos

📅

Fizz Buzz in C in Chars Play Hole

514th in C and 9,020th overall.

Last tested .

Bytes Chars Submitted
147 147
150 150
152 152
153 153
171 171
178 178
182 182
207 207
257 257
266 266
275 275