From 9b2c1670bed7b3ecba309c9d696cfdc708a61345 Mon Sep 17 00:00:00 2001 From: BellCodeEditor <bellcode_dev@bell.ai> Date: Sun, 15 Dec 2024 15:58:54 +0800 Subject: [PATCH] save project --- my_search.py | 15 ++++++++++++++- 1 file changed, 14 insertions(+), 1 deletion(-) diff --git a/my_search.py b/my_search.py index 6eaf4dc..2022976 100644 --- a/my_search.py +++ b/my_search.py @@ -6,4 +6,17 @@ for i in range(1, 101): 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 binary_search(alist,num): \ No newline at end of file +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 + else: + high=mid-1 +ruturn=binary_search(alist,12) +print(ruturn) \ No newline at end of file -- libgit2 0.25.0