add comments

prabhupant · prabhupant · commit 9220f3ec5739 · 2021-08-26T16:34:01.000+05:30
diff --git a/data_structures/array/number_of_1_in_sorted_array.py b/data_structures/array/number_of_1_in_sorted_array.py
@@ -1,4 +1,8 @@
-# The array is sorted in decreasing order
+"""
+Count the number of 1s in a sorted array
+Instead of linearly searching the array to find the first occurence,
+do a binary search to find the first 0
+"""
 
 def count(arr):
     start = 0
