Update search/binary_search.cpp

Co-authored-by: realstealthninja <[email protected]>

Author: jiya10208

search/binary_search.cpp

@@ -4,7 +4,7 @@
  * algorithm](https://en.wikipedia.org/wiki/Binary_search_algorithm)
  * @details
  * Binary search is a search algorithm that finds the position of a target value
- * within a sorted array.Just like looking for a word in dictionary, in binary search we compare the target value to the middle
+ * within a sorted array.Just like looking for a word in a dictionary, in binary search we compare the target value to the middle
  * element of the array. If they are not equal, then the half in which the target
  * cannot lie is eliminated and the search continues on the remaining half,
  * again taking the middle element to compare to the target value, and repeating