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Answers and rating deltas for
For each row, what is the fastest way to find the column holding nth element that is not NaN?
| Author | Votes | Δ |
|---|---|---|
| Alex Riley | 5 | +1.23 |
| EdChum - Reinstate Monica | 2 | -1.25 |
| Alexander | 2 | +0.01 |
Last visited: Nov 20, 2015, 7:38:37 AM