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Answers and rating deltas for
account.rb:17:in `withdraw': undefined method `-' for nil:NilClass (NoMethodErro r)
| Author | Votes | Δ |
|---|---|---|
| Ursus | 1 | +0.53 |
| Arun Kumar Mohan | 0 | -4.26 |
Last visited: Nov 26, 2016, 1:08:30 PM