Card Number Validation in COBOL in Chars Play Hole
1st in COBOL and 201st overall.
Last tested .
| Bytes | Chars | Submitted |
|---|---|---|
| 235 | 235 | |
| 234 | 234 | |
| 235 | 235 | |
| 236 | 236 | |
| 239 | 239 | |
| 260 | 260 | |
| 268 | 268 | |
| 275 | 275 | |
| 277 | 277 | |
| 290 | 290 | |
| 292 | 292 | |
| 293 | 293 | |
| 294 | 294 | |
| 295 | 295 | |
| 300 | 300 | |
| 303 | 303 | |
| 305 | 305 |