Commit e56041f8 by BellCodeEditor

auto save

parent 2b57e4f8
Showing with 5 additions and 23 deletions
import random import wordcloud
alist = [] w=wordcloud.wordcloud(backgroung_coior="white")
for i in range(1, 101): w.generate("hello word")
alist.append(i) w.to_file("mycloud.png")
num = random.choice(alist) \ No newline at end of file
# 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):
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
return None
result= binary_search(alist,num)
print(num)
print(result)
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