Update bitwise-and-of-numbers-range.py

Author: kamyu104

Python/bitwise-and-of-numbers-range.py

@@ -8,6 +8,15 @@
 #
 
 class Solution:
+    # @param m, an integer
+    # @param n, an integer
+    # @return an integer
+    def rangeBitwiseAnd(self, m, n):
+        while m < n:
+            n &= n - 1
+        return n
+
+class Solution2:
     # @param m, an integer
     # @param n, an integer
     # @return an integer