Card Number Validation in Ruby in Chars Play Hole
9th in Ruby and 159th overall.
Last tested .
Runtime of .
| Bytes | Chars | Submitted |
|---|---|---|
| 57 | 57 | |
| 59 | 59 | |
| 60 | 60 | |
| 61 | 61 | |
| 62 | 62 |
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