mirror of
https://github.com/krahets/hello-algo.git
synced 2024-12-27 15:46:29 +08:00
63 lines
1.4 KiB
Python
63 lines
1.4 KiB
Python
"""
|
|
File: list.py
|
|
Created Time: 2022-11-25
|
|
Author: Krahets (krahets@163.com)
|
|
"""
|
|
|
|
import sys, os.path as osp
|
|
sys.path.append(osp.dirname(osp.dirname(osp.abspath(__file__))))
|
|
from include import *
|
|
|
|
|
|
""" Driver Code """
|
|
if __name__ == "__main__":
|
|
""" 初始化列表 """
|
|
list = [1, 3, 2, 5, 4]
|
|
print("列表 list =", list)
|
|
|
|
""" 访问元素 """
|
|
num = list[1]
|
|
print("访问索引 1 处的元素，得到 num =", num)
|
|
|
|
""" 更新元素 """
|
|
list[1] = 0
|
|
print("将索引 1 处的元素更新为 0 ，得到 list =", list)
|
|
|
|
""" 清空列表 """
|
|
list.clear()
|
|
print("清空列表后 list =", list)
|
|
|
|
""" 尾部添加元素 """
|
|
list.append(1)
|
|
list.append(3)
|
|
list.append(2)
|
|
list.append(5)
|
|
list.append(4)
|
|
print("添加元素后 list =", list)
|
|
|
|
""" 中间插入元素 """
|
|
list.insert(3, 6)
|
|
print("在索引 3 处插入数字 6 ，得到 list =", list)
|
|
|
|
""" 删除元素 """
|
|
list.pop(3)
|
|
print("删除索引 3 处的元素，得到 list =", list)
|
|
|
|
""" 通过索引遍历列表 """
|
|
count = 0
|
|
for i in range(len(list)):
|
|
count += 1
|
|
|
|
""" 直接遍历列表元素 """
|
|
count = 0
|
|
for n in list:
|
|
count += 1
|
|
|
|
""" 拼接两个列表 """
|
|
list1 = [6, 8, 7, 10, 9]
|
|
list += list1
|
|
print("将列表 list1 拼接到 list 之后，得到 list =", list)
|
|
|
|
""" 排序列表 """
|
|
list.sort()
|
|
print("排序列表后 list =", list)
|