StackRating
An Elo-based rating system for Stack Overflow
                
    Answers and rating deltas for
    Scala sum of all elements in the leaves of a tree using pattern matching
| Author | Votes | Δ | 
|---|---|---|
| marios | 2 | +3.90 | 
| Abhijit Sarkar | 1 | -3.90 | 
Last visited: Nov 10, 2015, 5:41:04 PM