Mark Quicksort as done

VictorHaine · web-flow · commit 4e9cddbe4424 · 2018-11-01T00:16:30.000-03:00
diff --git a/README.md b/README.md
@@ -4,7 +4,7 @@ A collection of sorting algorithms for studying and reference.
 - [X] 1 - Selection Sort
 - [X] 2 - Insertion Sort
 - [X] 3 - Merge Sort
-- [ ] 4 - Quicksort
+- [X] 4 - Quicksort
 - [ ] 5 - Bubblesort
 - [ ] 6 - Heapsort
 - [ ] 7 - Counting Sort
