save project

diy.py

-bingo_num = 20
-num_list = [1,3,5,8,11,15,17,18,20,21]
-low = 0
-high = len(num_list)-1
+import random
 
 
-while low <= high:
+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
         mid=(low+high)//2
-    guess_num=num_list[mid]
-    if guess_num==bingo_num:
-        print("找到了，他在列表里的索引是：",mid)
-        break
-    elif guess_num<bingo_num:
+        guess=alist[mid]
+        if guess==num:
+            return mid
+        elif guess<num:
             low = mid+1
             low = mid+1
-    elif guess_num>bingo_num:
+        elif guess>num:
             high = mid-1
             high = mid-1
+    return None
+
+result = binary_search(alist,num) 
+print("lsgdsa:",num)
+print("asfsfsa",result)
+