auto save

diy.py

-import random
-
-alist = []
-for i in range(1,101):
-    alist.append(i)
-num=random.choice(alist)
-
-def binary_search(alist,num):
-    low=0
-    high = len(alist)-1
-
-
-
-    while low <= high:
-        mid=(low+high)//2
-        guess=alist[mid]
-        if guess==num:
-            return mid
-        elif guess<num:
-            low = mid+1
-        elif guess>num:
-            high = mid-1
-    return None
-
-result = binary_search(alist,num) 
-print("lsgdsa:",num)
-print("asfsfsa",result)
-
+with open(r'c:\Users\Administrator\Documents\lesson13-1\sales_list.txt','r',encoding="utf-8") as file:
+