{"id":936724,"date":"2024-12-26T19:35:00","date_gmt":"2024-12-26T11:35:00","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/936724.html"},"modified":"2024-12-26T19:35:02","modified_gmt":"2024-12-26T11:35:02","slug":"python-li-%e5%a6%82%e4%bd%95%e5%ae%9a%e4%bd%8d","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/936724.html","title":{"rendered":"python li \u5982\u4f55\u5b9a\u4f4d"},"content":{"rendered":"

\"python<\/p>\n

Python\u4e2d\u7684li<\/code>\u5b9a\u4f4d\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u51e0\u79cd\u65b9\u5f0f\uff1a\u4f7f\u7528\u7d22\u5f15\u5b9a\u4f4d\u5217\u8868\u5143\u7d20\u3001\u4f7f\u7528\u5207\u7247\u5b9a\u4f4d\u591a\u4e2a\u5143\u7d20\u3001\u5229\u7528index()<\/code>\u65b9\u6cd5\u67e5\u627e\u5143\u7d20\u4f4d\u7f6e\u3002<\/strong>\u5176\u4e2d\uff0c\u6700\u5e38\u7528\u7684\u65b9\u6cd5\u662f\u901a\u8fc7\u7d22\u5f15\u5b9a\u4f4d\u5355\u4e2a\u5143\u7d20\u3002Python\u5217\u8868\u662f\u6709\u5e8f\u7684\uff0c\u6bcf\u4e2a\u5143\u7d20\u90fd\u6709\u4e00\u4e2a\u4f4d\u7f6e\u6807\u8bc6\uff0c\u5373\u7d22\u5f15\u3002\u901a\u8fc7\u7d22\u5f15\uff0c\u6211\u4eec\u53ef\u4ee5\u8f7b\u677e\u8bbf\u95ee\u5217\u8868\u4e2d\u7684\u7279\u5b9a\u5143\u7d20\u3002\u7d22\u5f15\u4ece0\u5f00\u59cb\uff0c\u8fd9\u610f\u5473\u7740\u7b2c\u4e00\u4e2a\u5143\u7d20\u7684\u7d22\u5f15\u662f0\uff0c\u7b2c\u4e8c\u4e2a\u662f1\uff0c\u4ee5\u6b64\u7c7b\u63a8\u3002\u901a\u8fc7\u4f7f\u7528\u8d1f\u7d22\u5f15\uff0c\u4f60\u8fd8\u53ef\u4ee5\u4ece\u5217\u8868\u672b\u5c3e\u5f00\u59cb\u53cd\u5411\u5b9a\u4f4d\u5143\u7d20\uff0c\u4f8b\u5982\uff0c-1\u8868\u793a\u6700\u540e\u4e00\u4e2a\u5143\u7d20\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u4f7f\u7528\u7d22\u5f15\u5b9a\u4f4d\u5217\u8868\u5143\u7d20<\/h3>\n<\/p>\n

\u5728Python\u4e2d\uff0c\u5217\u8868\u662f\u4e00\u79cd\u975e\u5e38\u5e38\u7528\u7684\u6570\u636e\u7ed3\u6784\u3002\u5217\u8868\u4e2d\u7684\u5143\u7d20\u53ef\u4ee5\u901a\u8fc7\u7d22\u5f15\u6765\u8bbf\u95ee\u3002\u7d22\u5f15\u662f\u4e00\u4e2a\u6574\u6570\uff0c\u4ece0\u5f00\u59cb\u3002\u8981\u83b7\u53d6\u5217\u8868\u4e2d\u7684\u67d0\u4e2a\u5143\u7d20\uff0c\u53ea\u9700\u5728\u5217\u8868\u540d\u540e\u52a0\u4e0a\u7d22\u5f15\u5373\u53ef\u3002<\/p>\n<\/p>\n

my_list = ['a', 'b', 'c', 'd', 'e']<\/p>\n
\u83b7\u53d6\u5217\u8868\u4e2d\u7684\u7b2c\u4e00\u4e2a\u5143\u7d20<\/strong><\/h2>\n
first_element = my_list[0]<\/p>\n
print(first_element)  # \u8f93\u51fa: a<\/p>\n
\u83b7\u53d6\u5217\u8868\u4e2d\u7684\u7b2c\u4e09\u4e2a\u5143\u7d20<\/strong><\/h2>\n
third_element = my_list[2]<\/p>\n
print(third_element)  # \u8f93\u51fa: c<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u521b\u5efa\u4e86\u4e00\u4e2a\u540d\u4e3amy_list<\/code>\u7684\u5217\u8868\uff0c\u5e76\u4f7f\u7528\u7d22\u5f15[0]<\/code>\u548c[2]<\/code>\u6765\u8bbf\u95ee\u5217\u8868\u4e2d\u7684\u5143\u7d20\u3002\u901a\u8fc7\u7d22\u5f15\u7684\u65b9\u5f0f\uff0c\u53ef\u4ee5\u5feb\u901f\u5b9a\u4f4d\u548c\u83b7\u53d6\u5217\u8868\u4e2d\u7684\u5355\u4e2a\u5143\u7d20\u3002<\/p>\n<\/p>\n
\u4e8c\u3001\u4f7f\u7528\u5207\u7247\u5b9a\u4f4d\u591a\u4e2a\u5143\u7d20<\/h3>\n<\/p>\n
\u5207\u7247\u662fPython\u4e2d\u7684\u4e00\u79cd\u5f3a\u5927\u5de5\u5177\uff0c\u53ef\u4ee5\u7528\u6765\u83b7\u53d6\u5217\u8868\u4e2d\u7684\u4e00\u90e8\u5206\u3002\u5207\u7247\u4f7f\u7528\u5192\u53f7:<\/code>\u6765\u5206\u9694\u8d77\u59cb\u548c\u7ed3\u675f\u7d22\u5f15\uff0c\u53ef\u4ee5\u9009\u62e9\u6027\u5730\u6dfb\u52a0\u6b65\u957f\u3002\u5207\u7247\u8bed\u6cd5\u4e3alist[start:end:step]<\/code>\u3002<\/p>\n<\/p>\n
my_list = ['a', 'b', 'c', 'd', 'e']<\/p>\n
\u83b7\u53d6\u5217\u8868\u4e2d\u7684\u524d\u4e24\u4e2a\u5143\u7d20<\/strong><\/h2>\n
first_two_elements = my_list[:2]<\/p>\n
print(first_two_elements)  # \u8f93\u51fa: ['a', 'b']<\/p>\n
\u83b7\u53d6\u5217\u8868\u4e2d\u7684\u5143\u7d20\uff0c\u6bcf\u4e24\u4e2a\u53d6\u4e00\u4e2a<\/strong><\/h2>\n
every_second_element = my_list[::2]<\/p>\n
print(every_second_element)  # \u8f93\u51fa: ['a', 'c', 'e']<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528\u5207\u7247\u6765\u83b7\u53d6\u5217\u8868\u4e2d\u7684\u591a\u4e2a\u5143\u7d20\u3002my_list[:2]<\/code>\u8868\u793a\u4ece\u7d22\u5f150\u5f00\u59cb\u5230\u7d22\u5f152\uff08\u4e0d\u5305\u62ec2\uff09\u7684\u6240\u6709\u5143\u7d20\uff0c\u800cmy_list[::2]<\/code>\u8868\u793a\u4ece\u5934\u5230\u5c3e\uff0c\u6bcf\u4e24\u4e2a\u5143\u7d20\u53d6\u4e00\u4e2a\u3002\u5207\u7247\u64cd\u4f5c\u975e\u5e38\u7075\u6d3b\uff0c\u53ef\u4ee5\u6839\u636e\u9700\u6c42\u83b7\u53d6\u5217\u8868\u4e2d\u7684\u4efb\u4f55\u90e8\u5206\u3002<\/p>\n<\/p>\n
\u4e09\u3001\u5229\u7528index()<\/code>\u65b9\u6cd5\u67e5\u627e\u5143\u7d20\u4f4d\u7f6e<\/h3>\n<\/p>\n
index()<\/code>\u65b9\u6cd5\u7528\u4e8e\u67e5\u627e\u6307\u5b9a\u5143\u7d20\u5728\u5217\u8868\u4e2d\u7684\u4f4d\u7f6e\uff08\u7d22\u5f15\uff09\u3002\u5982\u679c\u5217\u8868\u4e2d\u5b58\u5728\u591a\u4e2a\u76f8\u540c\u7684\u5143\u7d20\uff0cindex()<\/code>\u65b9\u6cd5\u8fd4\u56de\u7b2c\u4e00\u4e2a\u5339\u914d\u5143\u7d20\u7684\u7d22\u5f15\u3002\u5982\u679c\u5143\u7d20\u4e0d\u5b58\u5728\uff0c\u5219\u4f1a\u5f15\u53d1ValueError<\/code>\u5f02\u5e38\u3002<\/p>\n<\/p>\n
my_list = ['a', 'b', 'c', 'd', 'e']<\/p>\n
\u67e5\u627e\u5143\u7d20'c'\u7684\u7d22\u5f15<\/strong><\/h2>\n
index_of_c = my_list.index('c')<\/p>\n
print(index_of_c)  # \u8f93\u51fa: 2<\/p>\n
\u5982\u679c\u5143\u7d20\u4e0d\u5b58\u5728\uff0c\u4f1a\u5f15\u53d1\u5f02\u5e38<\/strong><\/h2>\n
try:<\/p>\n
    index_of_x = my_list.index('x')<\/p>\n
except ValueError:<\/p>\n
    print("\u5143\u7d20'x'\u4e0d\u5728\u5217\u8868\u4e2d")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528index()<\/code>\u65b9\u6cd5\u67e5\u627e\u5217\u8868\u4e2d\u5143\u7d20'c'<\/code>\u7684\u7d22\u5f15\u3002\u7531\u4e8e\u5217\u8868\u4e2d\u4e0d\u5b58\u5728\u5143\u7d20'x'<\/code>\uff0c\u56e0\u6b64\u5f15\u53d1\u4e86ValueError<\/code>\u5f02\u5e38\u3002\u4f7f\u7528index()<\/code>\u65b9\u6cd5\u53ef\u4ee5\u5feb\u901f\u5b9a\u4f4d\u5217\u8868\u4e2d\u5143\u7d20\u7684\u4f4d\u7f6e\uff0c\u4f46\u9700\u6ce8\u610f\u5f02\u5e38\u5904\u7406\u3002<\/p>\n<\/p>\n
\u56db\u3001\u4f7f\u7528\u5217\u8868\u63a8\u5bfc\u5f0f\u548c\u6761\u4ef6\u5b9a\u4f4d\u5143\u7d20<\/h3>\n<\/p>\n
\u5217\u8868\u63a8\u5bfc\u5f0f\u662f\u4e00\u79cd\u7b80\u6d01\u7684\u8bed\u6cd5\uff0c\u7528\u4e8e\u4ece\u73b0\u6709\u5217\u8868\u521b\u5efa\u65b0\u5217\u8868\u3002\u901a\u8fc7\u7ed3\u5408\u6761\u4ef6\u8bed\u53e5\uff0c\u53ef\u4ee5\u4f7f\u7528\u5217\u8868\u63a8\u5bfc\u5f0f\u6765\u5b9a\u4f4d\u548c\u8fc7\u6ee4\u5217\u8868\u4e2d\u7684\u5143\u7d20\u3002<\/p>\n<\/p>\n
my_list = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]<\/p>\n
\u83b7\u53d6\u5217\u8868\u4e2d\u6240\u6709\u7684\u5076\u6570<\/strong><\/h2>\n
even_numbers = [x for x in my_list if x % 2 == 0]<\/p>\n
print(even_numbers)  # \u8f93\u51fa: [2, 4, 6, 8, 10]<\/p>\n
\u83b7\u53d6\u5217\u8868\u4e2d\u5927\u4e8e5\u7684\u5143\u7d20<\/strong><\/h2>\n
greater_than_five = [x for x in my_list if x > 5]<\/p>\n
print(greater_than_five)  # \u8f93\u51fa: [6, 7, 8, 9, 10]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528\u5217\u8868\u63a8\u5bfc\u5f0f\u6765\u5b9a\u4f4d\u5217\u8868\u4e2d\u7684\u7279\u5b9a\u5143\u7d20\u3002\u901a\u8fc7\u7ed3\u5408\u6761\u4ef6\u8bed\u53e5\uff0c\u6211\u4eec\u53ef\u4ee5\u8f7b\u677e\u8fc7\u6ee4\u51fa\u6ee1\u8db3\u6761\u4ef6\u7684\u5143\u7d20\u3002\u5217\u8868\u63a8\u5bfc\u5f0f\u4e0d\u4ec5\u7b80\u6d01\uff0c\u8fd8\u80fd\u591f\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u6267\u884c\u6548\u7387\u3002<\/p>\n<\/p>\n
\u4e94\u3001\u7ed3\u5408enumerate()<\/code>\u51fd\u6570\u83b7\u53d6\u5143\u7d20\u53ca\u5176\u7d22\u5f15<\/h3>\n<\/p>\n
enumerate()<\/code>\u51fd\u6570\u7528\u4e8e\u5728\u904d\u5386\u5217\u8868\u65f6\u83b7\u53d6\u5143\u7d20\u7684\u540c\u65f6\uff0c\u4e5f\u80fd\u83b7\u53d6\u5143\u7d20\u7684\u7d22\u5f15\u3002\u5b83\u8fd4\u56de\u4e00\u4e2a\u8fed\u4ee3\u5668\uff0c\u751f\u6210\u5305\u542b\u7d22\u5f15\u548c\u503c\u7684\u5143\u7ec4\u3002<\/p>\n<\/p>\n
my_list = ['a', 'b', 'c', 'd', 'e']<\/p>\n
\u4f7f\u7528enumerate\u904d\u5386\u5217\u8868\u53ca\u5176\u7d22\u5f15<\/strong><\/h2>\n
for index, value in enumerate(my_list):<\/p>\n
    print(f"\u7d22\u5f15: {index}, \u5143\u7d20: {value}")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0cenumerate()<\/code>\u51fd\u6570\u7528\u4e8e\u540c\u65f6\u83b7\u53d6\u5217\u8868\u4e2d\u7684\u5143\u7d20\u53ca\u5176\u7d22\u5f15\u3002\u8fd9\u6837\u53ef\u4ee5\u5728\u904d\u5386\u5217\u8868\u65f6\u5bf9\u5143\u7d20\u548c\u7d22\u5f15\u8fdb\u884c\u64cd\u4f5c\uff0c\u975e\u5e38\u9002\u5408\u9700\u8981\u7d22\u5f15\u4fe1\u606f\u7684\u573a\u666f\u3002<\/p>\n<\/p>\n
\u516d\u3001\u901a\u8fc7for<\/code>\u5faa\u73af\u5b9e\u73b0\u590d\u6742\u5b9a\u4f4d\u903b\u8f91<\/h3>\n<\/p>\n
\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u53ef\u80fd\u9700\u8981\u901a\u8fc7\u590d\u6742\u7684\u903b\u8f91\u6765\u5b9a\u4f4d\u5217\u8868\u4e2d\u7684\u5143\u7d20\u3002\u6b64\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528for<\/code>\u5faa\u73af\u548c\u6761\u4ef6\u8bed\u53e5\u6765\u5b9e\u73b0\u3002<\/p>\n<\/p>\n
my_list = [15, 3, 45, 7, 24, 10]<\/p>\n
\u67e5\u627e\u5217\u8868\u4e2d\u6240\u6709\u5927\u4e8e10\u4e14\u5c0f\u4e8e30\u7684\u5143\u7d20<\/strong><\/h2>\n
selected_elements = []<\/p>\n
for element in my_list:<\/p>\n
    if 10 < element < 30:<\/p>\n
        selected_elements.append(element)<\/p>\n
print(selected_elements)  # \u8f93\u51fa: [15, 24]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528for<\/code>\u5faa\u73af\u904d\u5386\u5217\u8868\uff0c\u5e76\u7ed3\u5408\u6761\u4ef6\u8bed\u53e5\u6765\u9009\u62e9\u7279\u5b9a\u7684\u5143\u7d20\u3002\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\uff0c\u53ef\u4ee5\u5b9e\u73b0\u66f4\u590d\u6742\u7684\u5b9a\u4f4d\u903b\u8f91\uff0c\u6ee1\u8db3\u7279\u5b9a\u7684\u9700\u6c42\u3002<\/p>\n<\/p>\n
\u4e03\u3001\u4f7f\u7528filter()<\/code>\u51fd\u6570\u7ed3\u5408\u6761\u4ef6\u7b5b\u9009\u5143\u7d20<\/h3>\n<\/p>\n
filter()<\/code>\u51fd\u6570\u7528\u4e8e\u6839\u636e\u63d0\u4f9b\u7684\u51fd\u6570\u8fc7\u6ee4\u5217\u8868\u4e2d\u7684\u5143\u7d20\u3002\u5b83\u8fd4\u56de\u4e00\u4e2a\u8fed\u4ee3\u5668\uff0c\u5305\u542b\u6240\u6709\u6ee1\u8db3\u6761\u4ef6\u7684\u5143\u7d20\u3002<\/p>\n<\/p>\n
my_list = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]<\/p>\n
\u4f7f\u7528filter\u7b5b\u9009\u51fa\u6240\u6709\u7684\u5947\u6570<\/strong><\/h2>\n
odd_numbers = list(filter(lambda x: x % 2 != 0, my_list))<\/p>\n
print(odd_numbers)  # \u8f93\u51fa: [1, 3, 5, 7, 9]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528filter()<\/code>\u51fd\u6570\u7ed3\u5408\u533f\u540d\u51fd\u6570lambda<\/code>\u6765\u7b5b\u9009\u5217\u8868\u4e2d\u7684\u5947\u6570\u3002filter()<\/code>\u51fd\u6570\u63d0\u4f9b\u4e86\u4e00\u79cd\u4f18\u96c5\u7684\u65b9\u5f0f\u6765\u8fc7\u6ee4\u5217\u8868\u4e2d\u7684\u5143\u7d20\uff0c\u5c24\u5176\u662f\u5728\u9700\u8981\u5e94\u7528\u7b80\u5355\u6761\u4ef6\u65f6\u3002<\/p>\n<\/p>\n
\u516b\u3001\u901a\u8fc7map()<\/code>\u51fd\u6570\u5b9a\u4f4d\u5e76\u5904\u7406\u5143\u7d20<\/h3>\n<\/p>\n
map()<\/code>\u51fd\u6570\u7528\u4e8e\u5bf9\u5217\u8868\u4e2d\u7684\u6bcf\u4e2a\u5143\u7d20\u5e94\u7528\u6307\u5b9a\u7684\u51fd\u6570\uff0c\u8fd4\u56de\u4e00\u4e2a\u8fed\u4ee3\u5668\uff0c\u5305\u542b\u6bcf\u6b21\u51fd\u6570\u8c03\u7528\u7684\u7ed3\u679c\u3002<\/p>\n<\/p>\n
my_list = [1, 2, 3, 4, 5]<\/p>\n
\u5bf9\u5217\u8868\u4e2d\u7684\u6bcf\u4e2a\u5143\u7d20\u8fdb\u884c\u5e73\u65b9\u8fd0\u7b97<\/strong><\/h2>\n
squared_list = list(map(lambda x: x  2, my_list))<\/p>\n
print(squared_list)  # \u8f93\u51fa: [1, 4, 9, 16, 25]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528map()<\/code>\u51fd\u6570\u5bf9\u5217\u8868\u4e2d\u7684\u6bcf\u4e2a\u5143\u7d20\u8fdb\u884c\u5e73\u65b9\u8fd0\u7b97\u3002map()<\/code>\u51fd\u6570\u5141\u8bb8\u6211\u4eec\u5728\u5904\u7406\u5217\u8868\u5143\u7d20\u65f6\u5e94\u7528\u81ea\u5b9a\u4e49\u903b\u8f91\uff0c\u975e\u5e38\u9002\u5408\u9700\u8981\u5bf9\u6bcf\u4e2a\u5143\u7d20\u8fdb\u884c\u7279\u5b9a\u5904\u7406\u7684\u573a\u666f\u3002<\/p>\n<\/p>\n
\u901a\u8fc7\u4ee5\u4e0a\u51e0\u79cd\u65b9\u6cd5\uff0cPython\u4e3a\u6211\u4eec\u63d0\u4f9b\u4e86\u591a\u79cd\u65b9\u5f0f\u6765\u5b9a\u4f4d\u548c\u5904\u7406\u5217\u8868\u4e2d\u7684\u5143\u7d20\u3002\u4e86\u89e3\u5e76\u5584\u7528\u8fd9\u4e9b\u65b9\u6cd5\uff0c\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u66f4\u9ad8\u6548\u5730\u64cd\u4f5c\u5217\u8868\uff0c\u5b8c\u6210\u590d\u6742\u7684\u6570\u636e\u5904\u7406\u4efb\u52a1\u3002<\/p>\n<\/p>\n
\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
 \u5982\u4f55\u5728Python\u4e2d\u5b9a\u4f4d\u5217\u8868\u5143\u7d20\uff1f<\/strong>
\u5728Python\u4e2d\uff0c\u60a8\u53ef\u4ee5\u901a\u8fc7\u7d22\u5f15\u76f4\u63a5\u5b9a\u4f4d\u5217\u8868\u4e2d\u7684\u5143\u7d20\u3002\u4f8b\u5982\uff0c\u5217\u8868\u7684\u7b2c\u4e00\u4e2a\u5143\u7d20\u7684\u7d22\u5f15\u662f0\uff0c\u7b2c\u4e8c\u4e2a\u5143\u7d20\u7684\u7d22\u5f15\u662f1\uff0c\u4ee5\u6b64\u7c7b\u63a8\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528list[index]<\/code>\u7684\u65b9\u5f0f\u8bbf\u95ee\u7279\u5b9a\u5143\u7d20\u3002\u6b64\u5916\uff0c\u4f7f\u7528list.index(value)<\/code>\u53ef\u4ee5\u627e\u5230\u67d0\u4e2a\u503c\u5728\u5217\u8868\u4e2d\u7684\u4f4d\u7f6e\u3002<\/p>\n
\u4f7f\u7528Python\u5b9a\u4f4d\u5217\u8868\u5143\u7d20\u65f6\u6709\u54ea\u4e9b\u5e38\u7528\u65b9\u6cd5\uff1f<\/strong>
\u9664\u4e86\u76f4\u63a5\u4f7f\u7528\u7d22\u5f15\uff0c\u60a8\u8fd8\u53ef\u4ee5\u4f7f\u7528\u5faa\u73af\u548c\u6761\u4ef6\u8bed\u53e5\u6765\u67e5\u627e\u7279\u5b9a\u5143\u7d20\u3002\u4f8b\u5982\uff0c\u901a\u8fc7for<\/code>\u5faa\u73af\u904d\u5386\u5217\u8868\uff0c\u7ed3\u5408if<\/code>\u6761\u4ef6\u5224\u65ad\uff0c\u53ef\u4ee5\u627e\u5230\u6ee1\u8db3\u7279\u5b9a\u6761\u4ef6\u7684\u5143\u7d20\u3002\u8fd8\u6709\u4e00\u4e9b\u5185\u7f6e\u51fd\u6570\uff0c\u5982filter()<\/code>\uff0c\u53ef\u4ee5\u5e2e\u52a9\u60a8\u5b9a\u4f4d\u7b26\u5408\u6761\u4ef6\u7684\u591a\u4e2a\u5143\u7d20\u3002<\/p>\n
\u5982\u4f55\u5728\u5927\u578b\u5217\u8868\u4e2d\u9ad8\u6548\u5b9a\u4f4d\u5143\u7d20\uff1f<\/strong>
\u5bf9\u4e8e\u5927\u578b\u5217\u8868\uff0c\u4f7f\u7528\u7ebf\u6027\u641c\u7d22\u53ef\u80fd\u4f1a\u5bfc\u81f4\u6027\u80fd\u95ee\u9898\u3002\u8003\u8651\u4f7f\u7528\u6570\u636e\u7ed3\u6784\u5982\u96c6\u5408\uff08set\uff09\u6216\u5b57\u5178\uff08dictionary\uff09\uff0c\u56e0\u4e3a\u5b83\u4eec\u63d0\u4f9b\u66f4\u5feb\u7684\u67e5\u627e\u901f\u5ea6\u3002\u6b64\u5916\uff0c\u5982\u679c\u60a8\u77e5\u9053\u5217\u8868\u662f\u6392\u5e8f\u7684\uff0c\u53ef\u4ee5\u4f7f\u7528\u4e8c\u5206\u641c\u7d22\u7b97\u6cd5\u6765\u63d0\u9ad8\u67e5\u627e\u6548\u7387\uff0cPython\u4e2d\u7684bisect<\/code>\u6a21\u5757\u63d0\u4f9b\u4e86\u76f8\u5173\u529f\u80fd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"Python\u4e2d\u7684li\u5b9a\u4f4d\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u51e0\u79cd\u65b9\u5f0f\uff1a\u4f7f\u7528\u7d22\u5f15\u5b9a\u4f4d\u5217\u8868\u5143\u7d20\u3001\u4f7f\u7528\u5207\u7247\u5b9a\u4f4d\u591a\u4e2a\u5143\u7d20\u3001\u5229\u7528index()\u65b9 […]","protected":false},"author":3,"featured_media":936725,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/936724"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=936724"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/936724\/revisions"}],"predecessor-version":[{"id":936726,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/936724\/revisions\/936726"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/936725"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=936724"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=936724"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=936724"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}