{"id":1117129,"date":"2025-01-08T18:23:08","date_gmt":"2025-01-08T10:23:08","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1117129.html"},"modified":"2025-01-08T18:23:10","modified_gmt":"2025-01-08T10:23:10","slug":"python%e5%a6%82%e4%bd%95%e6%8f%90%e5%8f%96%e7%99%be%e4%bd%8d%e6%95%b0","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1117129.html","title":{"rendered":"python\u5982\u4f55\u63d0\u53d6\u767e\u4f4d\u6570"},"content":{"rendered":"

\"python\u5982\u4f55\u63d0\u53d6\u767e\u4f4d\u6570\"<\/p>\n

\u8981\u63d0\u53d6\u767e\u4f4d\u6570\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u51e0\u79cd\u65b9\u6cd5\uff1a\u5b57\u7b26\u4e32\u8f6c\u6362\u6cd5\u3001\u6574\u6570\u9664\u6cd5\u4e0e\u53d6\u6a21\u8fd0\u7b97\u6cd5\u3001\u548c\u6570\u5b66\u516c\u5f0f\u6cd5\u3002<\/strong>\u5176\u4e2d\uff0c\u5b57\u7b26\u4e32\u8f6c\u6362\u6cd5\u662f\u6700\u5e38\u89c1\u7684\u4e00\u79cd\u65b9\u6cd5\uff0c\u5b83\u80fd\u591f\u5904\u7406\u5404\u79cd\u957f\u5ea6\u7684\u6574\u6570\u3002\u4e0b\u9762\u8be6\u7ec6\u63cf\u8ff0\u8fd9\u4e09\u79cd\u65b9\u6cd5\uff0c\u5e76\u63d0\u4f9b\u793a\u4f8b\u4ee3\u7801\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u5b57\u7b26\u4e32\u8f6c\u6362\u6cd5<\/h3>\n<\/p>\n

\u5b57\u7b26\u4e32\u8f6c\u6362\u6cd5\u662f\u5c06\u6574\u6570\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\uff0c\u7136\u540e\u901a\u8fc7\u7d22\u5f15\u8bbf\u95ee\u5b57\u7b26\u4e32\u4e2d\u7684\u7279\u5b9a\u5b57\u7b26\u3002\u4ee5\u4e0b\u662f\u8fd9\u79cd\u65b9\u6cd5\u7684\u8be6\u7ec6\u6b65\u9aa4\uff1a<\/p>\n<\/p>\n

    \n
  1. \u5c06\u6574\u6570\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\u3002<\/li>\n
  2. \u68c0\u67e5\u5b57\u7b26\u4e32\u7684\u957f\u5ea6\u662f\u5426\u5927\u4e8e\u7b49\u4e8e3\uff0c\u4ee5\u786e\u4fdd\u5b58\u5728\u767e\u4f4d\u6570\u3002<\/li>\n
  3. \u901a\u8fc7\u7d22\u5f15\u8bbf\u95ee\u5b57\u7b26\u4e32\u4e2d\u7684\u767e\u4f4d\u5b57\u7b26\u3002<\/li>\n
  4. \u5c06\u5b57\u7b26\u8f6c\u6362\u56de\u6574\u6570\u3002<\/li>\n<\/ol>\n

    \u793a\u4f8b\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n<\/p>\n

    def extract_hundred_digit(number):<\/p>\n
        number_str = str(number)<\/p>\n
        if len(number_str) >= 3:<\/p>\n
            return int(number_str[-3])<\/p>\n
        else:<\/p>\n
            return 0  # \u5982\u679c\u6570\u5b57\u957f\u5ea6\u4e0d\u8db33\u4f4d\uff0c\u8fd4\u56de0\u8868\u793a\u6ca1\u6709\u767e\u4f4d\u6570<\/p>\n
    \u793a\u4f8b<\/strong><\/h2>\n
    number = 12345<\/p>\n
    hundred_digit = extract_hundred_digit(number)<\/p>\n
    print(f"The hundred digit of {number} is {hundred_digit}")<\/p>\n
    <\/code><\/pre>\n<\/p>\n
    \u4e8c\u3001\u6574\u6570\u9664\u6cd5\u4e0e\u53d6\u6a21\u8fd0\u7b97\u6cd5<\/h3>\n<\/p>\n
    \u6574\u6570\u9664\u6cd5\u4e0e\u53d6\u6a21\u8fd0\u7b97\u6cd5\u662f\u901a\u8fc7\u6570\u5b66\u8fd0\u7b97\u63d0\u53d6\u767e\u4f4d\u6570\u7684\u65b9\u6cd5\u3002\u4ee5\u4e0b\u662f\u8fd9\u79cd\u65b9\u6cd5\u7684\u8be6\u7ec6\u6b65\u9aa4\uff1a<\/p>\n<\/p>\n
      \n
    1. \u4f7f\u7528\u6574\u6570\u9664\u6cd5\u5c06\u6570\u5b57\u9664\u4ee5100\uff0c\u53bb\u6389\u4e2a\u4f4d\u548c\u5341\u4f4d\u6570\u3002<\/li>\n
    2. \u4f7f\u7528\u53d6\u6a21\u8fd0\u7b97\u53d6100\uff0c\u5f97\u5230\u767e\u4f4d\u6570\u3002<\/li>\n<\/ol>\n
      \u793a\u4f8b\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n<\/p>\n
      def extract_hundred_digit(number):<\/p>\n
          return (number \/\/ 100) % 10<\/p>\n
      \u793a\u4f8b<\/strong><\/h2>\n
      number = 12345<\/p>\n
      hundred_digit = extract_hundred_digit(number)<\/p>\n
      print(f"The hundred digit of {number} is {hundred_digit}")<\/p>\n
      <\/code><\/pre>\n<\/p>\n
      \u4e09\u3001\u6570\u5b66\u516c\u5f0f\u6cd5<\/h3>\n<\/p>\n
      \u6570\u5b66\u516c\u5f0f\u6cd5\u662f\u5229\u7528\u6570\u5b66\u516c\u5f0f\u76f4\u63a5\u8ba1\u7b97\u767e\u4f4d\u6570\u7684\u65b9\u6cd5\u3002\u8fd9\u79cd\u65b9\u6cd5\u4e0e\u6574\u6570\u9664\u6cd5\u4e0e\u53d6\u6a21\u8fd0\u7b97\u6cd5\u7c7b\u4f3c\uff0c\u4f46\u66f4\u5f3a\u8c03\u516c\u5f0f\u7684\u4f7f\u7528\u3002\u4ee5\u4e0b\u662f\u8fd9\u79cd\u65b9\u6cd5\u7684\u8be6\u7ec6\u6b65\u9aa4\uff1a<\/p>\n<\/p>\n
        \n
      1. \u4f7f\u7528\u6574\u6570\u9664\u6cd5\u5c06\u6570\u5b57\u9664\u4ee5100\uff0c\u53bb\u6389\u4e2a\u4f4d\u548c\u5341\u4f4d\u6570\u3002<\/li>\n
      2. \u4f7f\u7528\u53d6\u6a21\u8fd0\u7b97\u53d610\uff0c\u5f97\u5230\u767e\u4f4d\u6570\u3002<\/li>\n<\/ol>\n
        \u793a\u4f8b\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n<\/p>\n
        def extract_hundred_digit(number):<\/p>\n
            return (number \/\/ 100) % 10<\/p>\n
        \u793a\u4f8b<\/strong><\/h2>\n
        number = 12345<\/p>\n
        hundred_digit = extract_hundred_digit(number)<\/p>\n
        print(f"The hundred digit of {number} is {hundred_digit}")<\/p>\n
        <\/code><\/pre>\n<\/p>\n
        \u603b\u7ed3<\/h3>\n<\/p>\n
        \u4ee5\u4e0a\u4e09\u79cd\u65b9\u6cd5\u90fd\u53ef\u4ee5\u6709\u6548\u5730\u63d0\u53d6\u767e\u4f4d\u6570\u3002\u5b57\u7b26\u4e32\u8f6c\u6362\u6cd5\u9002\u7528\u4e8e\u5904\u7406\u5404\u79cd\u957f\u5ea6\u7684\u6574\u6570\uff0c\u6574\u6570\u9664\u6cd5\u4e0e\u53d6\u6a21\u8fd0\u7b97\u6cd5\u548c\u6570\u5b66\u516c\u5f0f\u6cd5\u5219\u66f4\u52a0\u7b80\u6d01\u9ad8\u6548\u3002<\/strong>\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u53ef\u4ee5\u6839\u636e\u5177\u4f53\u9700\u6c42\u9009\u62e9\u5408\u9002\u7684\u65b9\u6cd5\u3002\u4f8b\u5982\uff0c\u5bf9\u4e8e\u5904\u7406\u5927\u6570\u636e\u91cf\u7684\u573a\u666f\uff0c\u6574\u6570\u9664\u6cd5\u4e0e\u53d6\u6a21\u8fd0\u7b97\u6cd5\u548c\u6570\u5b66\u516c\u5f0f\u6cd5\u53ef\u80fd\u66f4\u4e3a\u9ad8\u6548\u3002<\/p>\n<\/p>\n
        \u6b64\u5916\uff0c\u8fd9\u4e9b\u65b9\u6cd5\u4e0d\u4ec5\u9002\u7528\u4e8e\u6b63\u6574\u6570\uff0c\u4e5f\u9002\u7528\u4e8e\u8d1f\u6574\u6570\u3002\u5bf9\u4e8e\u8d1f\u6574\u6570\uff0c\u63d0\u53d6\u7684\u767e\u4f4d\u6570\u4e0e\u6b63\u6574\u6570\u76f8\u540c\u3002\u4f8b\u5982\uff0c\u6570\u5b57-12345\u7684\u767e\u4f4d\u6570\u4e3a3\uff0c\u4e0e12345\u7684\u767e\u4f4d\u6570\u76f8\u540c\u3002\u8fd9\u662f\u56e0\u4e3a\u6574\u6570\u9664\u6cd5\u548c\u53d6\u6a21\u8fd0\u7b97\u5728\u8d1f\u6570\u60c5\u51b5\u4e0b\u7684\u5904\u7406\u65b9\u5f0f\u3002<\/p>\n<\/p>\n
        \u603b\u4e4b\uff0c\u638c\u63e1\u8fd9\u4e9b\u65b9\u6cd5\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u5728\u5904\u7406\u6570\u5b57\u65f6\u66f4\u52a0\u7075\u6d3b\u548c\u9ad8\u6548\u3002\u5e0c\u671b\u672c\u6587\u80fd\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff0c\u8fdb\u4e00\u6b65\u4e86\u89e3Python\u7684\u5f3a\u5927\u529f\u80fd\u3002<\/p>\n<\/p>\n
        \u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
         \u5982\u4f55\u5728Python\u4e2d\u63d0\u53d6\u4e00\u4e2a\u6570\u5b57\u7684\u767e\u4f4d\u6570\uff1f<\/strong>
        \u5728Python\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u5bf9\u6570\u5b57\u8fdb\u884c\u6574\u9664\u548c\u53d6\u4f59\u7684\u65b9\u5f0f\u6765\u63d0\u53d6\u767e\u4f4d\u6570\u3002\u9996\u5148\uff0c\u5c06\u6570\u5b57\u6574\u9664100\uff0c\u7136\u540e\u5bf9\u7ed3\u679c\u53d6\u4f5910\uff0c\u5373\u53ef\u5f97\u5230\u767e\u4f4d\u6570\u3002\u4f8b\u5982\uff0c\u6570\u5b571234<\/code>\u7684\u767e\u4f4d\u6570\u53ef\u4ee5\u901a\u8fc7(1234 \/\/ 100) % 10<\/code>\u8ba1\u7b97\u5f97\u5230\uff0c\u7ed3\u679c\u4e3a2<\/code>\u3002<\/p>\n
        \u63d0\u53d6\u8d1f\u6570\u7684\u767e\u4f4d\u6570\u65f6\u9700\u8981\u6ce8\u610f\u4ec0\u4e48\uff1f<\/strong>
        \u63d0\u53d6\u8d1f\u6570\u7684\u767e\u4f4d\u6570\u53ef\u4ee5\u4f7f\u7528\u76f8\u540c\u7684\u65b9\u6cd5\uff0c\u4f46\u8981\u5c0f\u5fc3\u8d1f\u53f7\u7684\u5f71\u54cd\u3002\u53ef\u4ee5\u5148\u53d6\u7edd\u5bf9\u503c\u518d\u8fdb\u884c\u8ba1\u7b97\uff0c\u4f8b\u5982\uff0c\u5bf9\u4e8e-1234<\/code>\uff0c\u53ef\u4ee5\u4f7f\u7528abs(-1234) \/\/ 100 % 10<\/code>\uff0c\u7ed3\u679c\u4f9d\u7136\u662f2<\/code>\u3002<\/p>\n
        \u6709\u6ca1\u6709\u7b80\u4fbf\u7684\u65b9\u6cd5\u63d0\u53d6\u591a\u4e2a\u6570\u5b57\u7684\u767e\u4f4d\u6570\uff1f<\/strong>
        \u5982\u679c\u9700\u8981\u63d0\u53d6\u591a\u4e2a\u6570\u5b57\u7684\u767e\u4f4d\u6570\uff0c\u53ef\u4ee5\u5c06\u8fd9\u4e9b\u6570\u5b57\u653e\u5728\u4e00\u4e2a\u5217\u8868\u4e2d\uff0c\u5e76\u4f7f\u7528\u5217\u8868\u63a8\u5bfc\u5f0f\u6765\u5b9e\u73b0\u3002\u4f8b\u5982\uff0c\u7ed9\u5b9a\u6570\u5b57\u5217\u8868[1234, 5678, 91011]<\/code>\uff0c\u53ef\u4ee5\u4f7f\u7528[num \/\/ 100 % 10 for num in numbers]<\/code>\u6765\u63d0\u53d6\u6240\u6709\u6570\u5b57\u7684\u767e\u4f4d\u6570\uff0c\u7ed3\u679c\u5c06\u662f[2, 6, 0]<\/code>\u3002\u8fd9\u6837\u7684\u65b9\u6cd5\u65e2\u7b80\u6d01\u53c8\u9ad8\u6548\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u8981\u63d0\u53d6\u767e\u4f4d\u6570\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u51e0\u79cd\u65b9\u6cd5\uff1a\u5b57\u7b26\u4e32\u8f6c\u6362\u6cd5\u3001\u6574\u6570\u9664\u6cd5\u4e0e\u53d6\u6a21\u8fd0\u7b97\u6cd5\u3001\u548c\u6570\u5b66\u516c\u5f0f\u6cd5\u3002\u5176\u4e2d\uff0c\u5b57\u7b26\u4e32\u8f6c\u6362\u6cd5\u662f\u6700\u5e38 […]","protected":false},"author":3,"featured_media":1117140,"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\/1117129"}],"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=1117129"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1117129\/revisions"}],"predecessor-version":[{"id":1117142,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1117129\/revisions\/1117142"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1117140"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1117129"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1117129"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1117129"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}