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An Elo-based rating system for Stack Overflow
                
    Answers and rating deltas for
    How to generate all the permutations of a multiset?
| Author | Votes | Δ | 
|---|---|---|
| ruggero | 3 | +4.14 | 
| Martin Böschen | 1 | +0.14 | 
| MBo | 0 | -0.54 | 
Last visited: Sep 14, 2014, 5:07:29 AM