fixing a typo

Author: ju-c

README.md

@@ -8,15 +8,15 @@ Basic sorting algorithms:
 
 ## Resources
 
-**Big-O:**
-[Big-O Cheat Sheet: Array Sorting Algorithms](https://www.bigocheatsheet.com/#sorting)
-**Bubble Sort:**
-[Bubble Sort: An Archaeological Algorithmic Analysis ](https://users.cs.duke.edu/~ola/bubble/bubble.html)
-[Bubble Sort: Quick Tutorial and Implementation Guide](https://www.pythoncentral.io/bubble-sort-implementation-guide/)
-**Quicksort:**
-[Quicksort in python (from Ken's Blog)](http://www.99nth.com/~krm/blog/quicksort-python.html)
-[Quicksort in Python](https://stackabuse.com/quicksort-in-python/)
-**Merge Sort:**
+**Big-O:**  
+[Big-O Cheat Sheet: Array Sorting Algorithms](https://www.bigocheatsheet.com/#sorting)  
+**Bubble Sort:**  
+[Bubble Sort: An Archaeological Algorithmic Analysis ](https://users.cs.duke.edu/~ola/bubble/bubble.html)  
+[Bubble Sort: Quick Tutorial and Implementation Guide](https://www.pythoncentral.io/bubble-sort-implementation-guide/)  
+**Quicksort:**  
+[Quicksort in python (from Ken's Blog)](http://www.99nth.com/~krm/blog/quicksort-python.html)  
+[Quicksort in Python](https://stackabuse.com/quicksort-in-python/)  
+**Merge Sort:**  
 [Merge Sort: A Quick Tutorial and Implementation Guide](https://www.pythoncentral.io/merge-sort-implementation-guide/)
 
 ## License