refactor: Enhance docs, code, add tests in KaprekarNumbers (#6747)
#6877
| Job | Run time |
|---|---|
| 3m 11s | |
| 44s | |
| 3m 55s |
KaprekarNumbers (#6747)
#6877
| Job | Run time |
|---|---|
| 3m 11s | |
| 44s | |
| 3m 55s |