save project

binary_search.py

@@ -8,7 +8,7 @@ while low <= high:
     mid = (low + high)//2
     guess = num_list[mid]
     if guess == num:
-        print('找到了')
+        print('找到了,它在列表的索引是',mid)
         break
     elif guess < num:
         low = mid + 1