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In Perl, how can I find duplicate values in an array without using a hash?
| Author | Votes | Δ |
|---|---|---|
| David W. | 5 | +1.42 |
| Sinan Ünür | 2 | -0.99 |
| JRFerguson | 0 | -3.43 |
Last visited: Sep 14, 2014, 5:07:29 AM