fixed formatting

README.md

@@ -76,7 +76,7 @@ Interviews
 * Collision Resolution
  * **Separate Chaining**: in *separate chaining*, each bucket is independent, and contains a list of entries for each index. The
  time for hash map operations is the time to find the bucket (constant time), plus the time to iterate through the list
- * Open Addressing**: in *open addressing*, when a new entry is inserted, the buckets are examined, starting with the 
+ * **Open Addressing**: in *open addressing*, when a new entry is inserted, the buckets are examined, starting with the 
  hashed-to-slot and proceeding in some sequence, until an unoccupied slot is found. The name open addressing refers to
  the fact that the location of an item is not always determined by its hash value