Merge pull request kodecocodes#823 from younggeeks/fix-merge-sort-link-in-bubble-sort-readme

add link to merge sort algorithm in buble sort algorith README.md file

Author: richard-ash

Bubble Sort/README.markdown

@@ -117,7 +117,7 @@ There is no Fifth pass
 
 #### Conclusion
 
-Even with the proposed optimizations, this is still a terribly inefficient sorting algorithm. A good alternative is [Merge Sort](), that not only is better performing, has a similar degree of dificulty to implement.
+Even with the proposed optimizations, this is still a terribly inefficient sorting algorithm. A good alternative is [Merge Sort](https://github.com/raywenderlich/swift-algorithm-club/tree/master/Merge%20Sort), that not only is better performing, has a similar degree of dificulty to implement.
 
 *Updated for the Swift Algorithm Club by Julio Brazil*