Commit acf9bb36 by BellCodeEditor

save project

parent 55f52161
Showing with 4 additions and 4 deletions
# 使用二分查找法,找出9和20在列表里面的索引 # 使用二分查找法,找出9和20在列表里面的索引
num_list = [1, 3, 5, 8, 11, 15, 17, 18, 20, 21] num_list = [1, 3, 5, 8, 11, 15, 17, 18, 20, 21]
bg=9 bg=8
l=0 l=0
h=len(num_list-1) h=len(num_list)-1
while h<l: while h<=l:
m=(h+l)//2 m=(l+h)//2
g=num_list[m] g=num_list[m]
if g==bg: if g==bg:
print("找到了,他在列表里的索引是:",m) print("找到了,他在列表里的索引是:",m)
......
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