save project

my_search.py

@@ -5,8 +5,7 @@ for i in range(1, 101):
     alist.append(i)
 num = random.choice(alist)
 # 请完善二分查找函数binary_search(),查找出num在列表alist里面的索引位置
-
-def bin
+-
 def binary_search(alist,num):
     low = 0
     high = len(alist)-1
@@ -16,6 +15,8 @@ def binary_search(alist,num):
             return mid
         elif alist[mid] > num:
             high mid -1
+        else:
+            low = mid + 1
     return "NO FOUND"
  flag = binary_search(alist ,num)  
  print(str(num)+"的索引是"+str(flag)) 
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