Card Number Validation in Ruby in Chars Play Hole
3rd in Ruby and 73rd overall.
Last tested .
| Bytes | Chars | Submitted |
|---|---|---|
| 54 | 54 | |
| 59 | 59 | |
| 64 | 64 |
error256
90,316
•
91,732
💎139
•
🥇329
•
🥈98
•
🥉89