auto save

binary_search.py

+
 # 使用二分查找法，找出9和20在列表里面的索引
 num_list = [1, 3, 5, 8, 11, 15, 17, 18, 20, 21]
 low = 0
@@ -11,4 +12,4 @@ while low <= high:
   elif guess_num < bingo_num:
        low = mid+1
   elif guess_num > bingo_num:
-       low = mid-1      
+       low = mid-1          
\ No newline at end of file