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Answers and rating deltas for
I need macro excel code which will check if my string is in the correct format
| Author | Votes | Δ |
|---|---|---|
| bonCodigo | 2 | +0.57 |
| MattCrum | 0 | -1.55 |
| Olle Sjögren | 0 | -1.27 |
| Peter L. | 0 | -1.76 |
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