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Answers and rating deltas for
how to extract numbers that are in certain position in the character vector within a data frame
| Author | Votes | Δ |
|---|---|---|
| agstudy | 2 | +2.52 |
| A5C1D2H2I1M1N2O1R2T1 | 1 | -2.52 |
Last visited: Sep 14, 2014, 5:07:29 AM