save project

binary_search.py

@@ -2,7 +2,7 @@
 num_list = [1, 3, 5, 8, 11, 15, 17, 18, 20, 21]
 low=0
 high=len(num_list)-1
-num=9
+num=20
 while low<=high:
     mid=(low+high)//2
     guess=num_list[mid]