{"id":1185272,"date":"2025-01-15T19:38:01","date_gmt":"2025-01-15T11:38:01","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1185272.html"},"modified":"2025-01-15T19:38:04","modified_gmt":"2025-01-15T11:38:04","slug":"python%e5%a6%82%e4%bd%95%e8%ae%a9179%e5%8f%98%e6%88%90791","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1185272.html","title":{"rendered":"python\u5982\u4f55\u8ba9179\u53d8\u6210791"},"content":{"rendered":"<p style=\"text-align:center;\" ><img decoding=\"async\" src=\"https:\/\/cdn-kb.worktile.com\/kb\/wp-content\/uploads\/2024\/04\/25134444\/6587ca8d-542d-4b8e-84fd-4192964f7012.webp\" alt=\"python\u5982\u4f55\u8ba9179\u53d8\u6210791\" \/><\/p>\n<p><p> <strong>\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u5b57\u7b26\u4e32\u64cd\u4f5c\u3001\u5217\u8868\u64cd\u4f5c\u3001\u6570\u5b66\u64cd\u4f5c\u7b49\u591a\u79cd\u65b9\u5f0f\u5c06\u6570\u5b57179\u53d8\u6210791<\/strong>\u3002<strong>\u5176\u4e2d\u4e00\u79cd\u5e38\u89c1\u7684\u65b9\u6cd5\u662f\u5c06\u6570\u5b57\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\uff0c\u53cd\u8f6c\u5b57\u7b26\u4e32\u540e\u518d\u5c06\u5176\u8f6c\u6362\u56de\u6574\u6570<\/strong>\u3002<strong>\u8fd9\u79cd\u65b9\u6cd5\u7b80\u5355\u4e14\u76f4\u89c2<\/strong>\u3002\u4ee5\u4e0b\u662f\u5177\u4f53\u7684\u5b9e\u73b0\u7ec6\u8282\uff1a<\/p>\n<\/p>\n<p><p>\u5047\u8bbe\u6211\u4eec\u6709\u4e00\u4e2a\u6570\u5b57179\uff0c\u6211\u4eec\u9700\u8981\u5c06\u5176\u53d8\u6210791\u3002\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u6b65\u9aa4\u5b9e\u73b0\uff1a<\/p>\n<\/p>\n<ol>\n<li><strong>\u5c06\u6570\u5b57\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32<\/strong>\uff1a\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528<code>str()<\/code>\u51fd\u6570\u5c06\u6570\u5b57179\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32&#39;179&#39;\u3002<\/li>\n<li><strong>\u53cd\u8f6c\u5b57\u7b26\u4e32<\/strong>\uff1a\u7136\u540e\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u5b57\u7b26\u4e32\u5207\u7247\u64cd\u4f5c<code>[::-1]<\/code>\u5c06\u5b57\u7b26\u4e32&#39;179&#39;\u53cd\u8f6c\u4e3a&#39;971&#39;\u3002<\/li>\n<li><strong>\u5c06\u53cd\u8f6c\u540e\u7684\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u6574\u6570<\/strong>\uff1a\u6700\u540e\uff0c\u6211\u4eec\u4f7f\u7528<code>int()<\/code>\u51fd\u6570\u5c06\u53cd\u8f6c\u540e\u7684\u5b57\u7b26\u4e32&#39;971&#39;\u8f6c\u6362\u56de\u6574\u6570791\u3002<\/li>\n<\/ol>\n<p><pre><code class=\"language-python\">number = 179<\/p>\n<p>reversed_number = int(str(number)[::-1])<\/p>\n<p>print(reversed_number)  # \u8f93\u51fa 791<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u8fd9\u79cd\u65b9\u6cd5\u7b80\u5355\u4e14\u6709\u6548\uff0c\u9002\u7528\u4e8e\u5927\u591a\u6570\u60c5\u51b5\u3002\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u5176\u4ed6\u65b9\u6cd5\uff0c\u5e76\u5bf9\u6bcf\u79cd\u65b9\u6cd5\u8fdb\u884c\u6df1\u5165\u5206\u6790\u3002<\/p>\n<\/p>\n<p><h3>\u4e00\u3001\u5b57\u7b26\u4e32\u64cd\u4f5c\u6cd5<\/h3>\n<\/p>\n<p><p>\u5b57\u7b26\u4e32\u64cd\u4f5c\u6cd5\u662f\u6700\u7b80\u5355\u76f4\u63a5\u7684\u65b9\u6cd5\u4e4b\u4e00\u3002\u901a\u8fc7\u5c06\u6570\u5b57\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\uff0c\u7136\u540e\u53cd\u8f6c\u5b57\u7b26\u4e32\uff0c\u6700\u540e\u5c06\u5176\u8f6c\u6362\u56de\u6574\u6570\uff0c\u53ef\u4ee5\u8f7b\u677e\u5b9e\u73b0\u6570\u5b57\u7684\u53cd\u8f6c\u3002<\/p>\n<\/p>\n<p><h4>1. \u4f7f\u7528\u5b57\u7b26\u4e32\u5207\u7247<\/h4>\n<\/p>\n<p><p>\u5b57\u7b26\u4e32\u5207\u7247\u662fPython\u4e2d\u4e00\u79cd\u975e\u5e38\u5f3a\u5927\u7684\u64cd\u4f5c\u3002\u901a\u8fc7\u5207\u7247\u53ef\u4ee5\u8f7b\u677e\u5b9e\u73b0\u5b57\u7b26\u4e32\u7684\u53cd\u8f6c\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">number = 179<\/p>\n<p>reversed_number = int(str(number)[::-1])<\/p>\n<p>print(reversed_number)  # \u8f93\u51fa 791<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c<code>str(number)<\/code>\u5c06\u6570\u5b57179\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32&#39;179&#39;\uff0c<code>[::-1]<\/code>\u53cd\u8f6c\u5b57\u7b26\u4e32\uff0c<code>int()<\/code>\u5c06\u53cd\u8f6c\u540e\u7684\u5b57\u7b26\u4e32\u8f6c\u6362\u56de\u6574\u6570\u3002<\/p>\n<\/p>\n<p><h4>2. \u4f7f\u7528reversed()\u51fd\u6570<\/h4>\n<\/p>\n<p><p>\u9664\u4e86\u5b57\u7b26\u4e32\u5207\u7247\uff0c\u8fd8\u53ef\u4ee5\u4f7f\u7528<code>reversed()<\/code>\u51fd\u6570\u6765\u53cd\u8f6c\u5b57\u7b26\u4e32\u3002<code>reversed()<\/code>\u51fd\u6570\u8fd4\u56de\u4e00\u4e2a\u53cd\u8f6c\u7684\u8fed\u4ee3\u5668\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528<code>join()<\/code>\u65b9\u6cd5\u5c06\u5176\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">number = 179<\/p>\n<p>reversed_number = int(&#39;&#39;.join(reversed(str(number))))<\/p>\n<p>print(reversed_number)  # \u8f93\u51fa 791<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c<code>reversed(str(number))<\/code>\u8fd4\u56de\u4e00\u4e2a\u53cd\u8f6c\u7684\u8fed\u4ee3\u5668\uff0c<code>&#39;&#39;.join()<\/code>\u5c06\u5176\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\uff0c<code>int()<\/code>\u5c06\u53cd\u8f6c\u540e\u7684\u5b57\u7b26\u4e32\u8f6c\u6362\u56de\u6574\u6570\u3002<\/p>\n<\/p>\n<p><h3>\u4e8c\u3001\u5217\u8868\u64cd\u4f5c\u6cd5<\/h3>\n<\/p>\n<p><p>\u5217\u8868\u64cd\u4f5c\u6cd5\u662f\u53e6\u4e00\u79cd\u5e38\u89c1\u7684\u65b9\u6cd5\u3002\u901a\u8fc7\u5c06\u6570\u5b57\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\uff0c\u7136\u540e\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u5217\u8868\uff0c\u53cd\u8f6c\u5217\u8868\u540e\u518d\u5c06\u5176\u8f6c\u6362\u56de\u5b57\u7b26\u4e32\u548c\u6574\u6570\u3002<\/p>\n<\/p>\n<p><h4>1. \u4f7f\u7528\u5217\u8868\u5207\u7247<\/h4>\n<\/p>\n<p><p>\u4e0e\u5b57\u7b26\u4e32\u5207\u7247\u7c7b\u4f3c\uff0c\u5217\u8868\u5207\u7247\u4e5f\u53ef\u4ee5\u8f7b\u677e\u5b9e\u73b0\u53cd\u8f6c\u64cd\u4f5c\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">number = 179<\/p>\n<p>number_list = list(str(number))<\/p>\n<p>reversed_list = number_list[::-1]<\/p>\n<p>reversed_number = int(&#39;&#39;.join(reversed_list))<\/p>\n<p>print(reversed_number)  # \u8f93\u51fa 791<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c<code>list(str(number))<\/code>\u5c06\u5b57\u7b26\u4e32&#39;179&#39;\u8f6c\u6362\u4e3a\u5217\u8868<code>[&#39;1&#39;, &#39;7&#39;, &#39;9&#39;]<\/code>\uff0c<code>[::-1]<\/code>\u53cd\u8f6c\u5217\u8868\uff0c<code>&#39;&#39;.join()<\/code>\u5c06\u5217\u8868\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\uff0c<code>int()<\/code>\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u56de\u6574\u6570\u3002<\/p>\n<\/p>\n<p><h4>2. \u4f7f\u7528reverse()\u65b9\u6cd5<\/h4>\n<\/p>\n<p><p><code>reverse()<\/code>\u65b9\u6cd5\u662f\u5217\u8868\u7684\u5185\u7f6e\u65b9\u6cd5\uff0c\u53ef\u4ee5\u76f4\u63a5\u53cd\u8f6c\u5217\u8868\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">number = 179<\/p>\n<p>number_list = list(str(number))<\/p>\n<p>number_list.reverse()<\/p>\n<p>reversed_number = int(&#39;&#39;.join(number_list))<\/p>\n<p>print(reversed_number)  # \u8f93\u51fa 791<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c<code>number_list.reverse()<\/code>\u76f4\u63a5\u53cd\u8f6c\u5217\u8868\uff0c\u5176\u4ed6\u6b65\u9aa4\u4e0e\u524d\u9762\u7684\u65b9\u6cd5\u7c7b\u4f3c\u3002<\/p>\n<\/p>\n<p><h3>\u4e09\u3001\u6570\u5b66\u64cd\u4f5c\u6cd5<\/h3>\n<\/p>\n<p><p>\u9664\u4e86\u5b57\u7b26\u4e32\u548c\u5217\u8868\u64cd\u4f5c\uff0c\u8fd8\u53ef\u4ee5\u4f7f\u7528\u6570\u5b66\u64cd\u4f5c\u6765\u5b9e\u73b0\u6570\u5b57\u7684\u53cd\u8f6c\u3002\u901a\u8fc7\u9010\u4f4d\u63d0\u53d6\u6570\u5b57\u5e76\u91cd\u7ec4\uff0c\u53ef\u4ee5\u5b9e\u73b0\u6570\u5b57\u7684\u53cd\u8f6c\u3002<\/p>\n<\/p>\n<p><h4>1. \u4f7f\u7528\u9664\u6cd5\u548c\u53d6\u4f59\u64cd\u4f5c<\/h4>\n<\/p>\n<p><p>\u901a\u8fc7\u5faa\u73af\u9010\u4f4d\u63d0\u53d6\u6570\u5b57\uff0c\u5e76\u5c06\u5176\u91cd\u7ec4\u6210\u53cd\u8f6c\u540e\u7684\u6570\u5b57\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">number = 179<\/p>\n<p>reversed_number = 0<\/p>\n<p>while number &gt; 0:<\/p>\n<p>    digit = number % 10<\/p>\n<p>    reversed_number = reversed_number * 10 + digit<\/p>\n<p>    number = number \/\/ 10<\/p>\n<p>print(reversed_number)  # \u8f93\u51fa 791<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u901a\u8fc7<code>number % 10<\/code>\u63d0\u53d6\u6570\u5b57\u7684\u6700\u540e\u4e00\u4f4d\uff0c\u901a\u8fc7<code>number \/\/ 10<\/code>\u79fb\u9664\u6570\u5b57\u7684\u6700\u540e\u4e00\u4f4d\uff0c\u901a\u8fc7<code>reversed_number * 10 + digit<\/code>\u91cd\u7ec4\u53cd\u8f6c\u540e\u7684\u6570\u5b57\u3002<\/p>\n<\/p>\n<p><h4>2. \u4f7f\u7528\u9012\u5f52<\/h4>\n<\/p>\n<p><p>\u9012\u5f52\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u7f16\u7a0b\u6280\u672f\uff0c\u901a\u8fc7\u9012\u5f52\u51fd\u6570\u4e5f\u53ef\u4ee5\u5b9e\u73b0\u6570\u5b57\u7684\u53cd\u8f6c\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">def reverse_number(number, reversed_number=0):<\/p>\n<p>    if number == 0:<\/p>\n<p>        return reversed_number<\/p>\n<p>    else:<\/p>\n<p>        return reverse_number(number \/\/ 10, reversed_number * 10 + number % 10)<\/p>\n<p>number = 179<\/p>\n<p>reversed_number = reverse_number(number)<\/p>\n<p>print(reversed_number)  # \u8f93\u51fa 791<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u901a\u8fc7\u9012\u5f52\u51fd\u6570<code>reverse_number()<\/code>\u9010\u4f4d\u63d0\u53d6\u548c\u91cd\u7ec4\u6570\u5b57\uff0c\u76f4\u5230\u539f\u6570\u5b57\u4e3a0\u3002<\/p>\n<\/p>\n<p><h3>\u56db\u3001\u7efc\u5408\u65b9\u6cd5<\/h3>\n<\/p>\n<p><p>\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u53ef\u4ee5\u6839\u636e\u5177\u4f53\u60c5\u51b5\u9009\u62e9\u5408\u9002\u7684\u65b9\u6cd5\u3002\u6709\u65f6\uff0c\u53ef\u4ee5\u7ed3\u5408\u591a\u79cd\u65b9\u6cd5\uff0c\u4ee5\u83b7\u5f97\u66f4\u9ad8\u7684\u6548\u7387\u548c\u7075\u6d3b\u6027\u3002<\/p>\n<\/p>\n<p><h4>1. \u4f7f\u7528\u5b57\u7b26\u4e32\u64cd\u4f5c\u548c\u6570\u5b66\u64cd\u4f5c<\/h4>\n<\/p>\n<p><p>\u7ed3\u5408\u5b57\u7b26\u4e32\u64cd\u4f5c\u548c\u6570\u5b66\u64cd\u4f5c\uff0c\u53ef\u4ee5\u5b9e\u73b0\u66f4\u7075\u6d3b\u7684\u6570\u5b57\u53cd\u8f6c\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">number = 179<\/p>\n<p>number_str = str(number)<\/p>\n<p>reversed_number_str = number_str[::-1]<\/p>\n<p>reversed_number = int(reversed_number_str)<\/p>\n<p>print(reversed_number)  # \u8f93\u51fa 791<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u5148\u4f7f\u7528\u5b57\u7b26\u4e32\u64cd\u4f5c\u53cd\u8f6c\u6570\u5b57\uff0c\u7136\u540e\u4f7f\u7528\u6570\u5b66\u64cd\u4f5c\u8f6c\u6362\u56de\u6574\u6570\u3002<\/p>\n<\/p>\n<p><h4>2. \u4f7f\u7528\u5217\u8868\u64cd\u4f5c\u548c\u9012\u5f52<\/h4>\n<\/p>\n<p><p>\u7ed3\u5408\u5217\u8868\u64cd\u4f5c\u548c\u9012\u5f52\uff0c\u53ef\u4ee5\u5b9e\u73b0\u66f4\u590d\u6742\u7684\u6570\u5b57\u53cd\u8f6c\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">def reverse_number_list(number_list, reversed_list=[]):<\/p>\n<p>    if not number_list:<\/p>\n<p>        return reversed_list<\/p>\n<p>    else:<\/p>\n<p>        return reverse_number_list(number_list[:-1], reversed_list + [number_list[-1]])<\/p>\n<p>number = 179<\/p>\n<p>number_list = list(str(number))<\/p>\n<p>reversed_list = reverse_number_list(number_list)<\/p>\n<p>reversed_number = int(&#39;&#39;.join(reversed_list))<\/p>\n<p>print(reversed_number)  # \u8f93\u51fa 791<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u901a\u8fc7\u9012\u5f52\u51fd\u6570<code>reverse_number_list()<\/code>\u9010\u4f4d\u63d0\u53d6\u548c\u91cd\u7ec4\u5217\u8868\uff0c\u7136\u540e\u5c06\u5176\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\u548c\u6574\u6570\u3002<\/p>\n<\/p>\n<p><h3>\u4e94\u3001\u6027\u80fd\u5206\u6790<\/h3>\n<\/p>\n<p><p>\u5728\u9009\u62e9\u5177\u4f53\u65b9\u6cd5\u65f6\uff0c\u8fd8\u9700\u8981\u8003\u8651\u6027\u80fd\u95ee\u9898\u3002\u4e0d\u540c\u65b9\u6cd5\u5728\u4e0d\u540c\u60c5\u51b5\u4e0b\u7684\u6027\u80fd\u8868\u73b0\u53ef\u80fd\u6709\u6240\u4e0d\u540c\u3002<\/p>\n<\/p>\n<p><h4>1. \u65f6\u95f4\u590d\u6742\u5ea6<\/h4>\n<\/p>\n<p><p>\u4e0d\u540c\u65b9\u6cd5\u7684\u65f6\u95f4\u590d\u6742\u5ea6\u6709\u6240\u4e0d\u540c\u3002\u5b57\u7b26\u4e32\u64cd\u4f5c\u6cd5\u548c\u5217\u8868\u64cd\u4f5c\u6cd5\u7684\u65f6\u95f4\u590d\u6742\u5ea6\u901a\u5e38\u4e3aO(n)\uff0c\u5176\u4e2dn\u4e3a\u6570\u5b57\u7684\u4f4d\u6570\u3002\u6570\u5b66\u64cd\u4f5c\u6cd5\u7684\u65f6\u95f4\u590d\u6742\u5ea6\u4e5f\u4e3aO(n)\uff0c\u4f46\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\uff0c\u53ef\u80fd\u66f4\u9ad8\u6548\u3002<\/p>\n<\/p>\n<p><h4>2. \u7a7a\u95f4\u590d\u6742\u5ea6<\/h4>\n<\/p>\n<p><p>\u4e0d\u540c\u65b9\u6cd5\u7684\u7a7a\u95f4\u590d\u6742\u5ea6\u4e5f\u6709\u6240\u4e0d\u540c\u3002\u5b57\u7b26\u4e32\u64cd\u4f5c\u6cd5\u548c\u5217\u8868\u64cd\u4f5c\u6cd5\u7684\u7a7a\u95f4\u590d\u6742\u5ea6\u901a\u5e38\u4e3aO(n)\uff0c\u5176\u4e2dn\u4e3a\u6570\u5b57\u7684\u4f4d\u6570\u3002\u6570\u5b66\u64cd\u4f5c\u6cd5\u7684\u7a7a\u95f4\u590d\u6742\u5ea6\u901a\u5e38\u8f83\u4f4e\uff0c\u4e3aO(1)\u3002<\/p>\n<\/p>\n<p><h4>3. \u5b9e\u9645\u6027\u80fd<\/h4>\n<\/p>\n<p><p>\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u8fd8\u9700\u8981\u8003\u8651\u5177\u4f53\u73af\u5883\u548c\u9700\u6c42\u3002\u5bf9\u4e8e\u5c0f\u578b\u6570\u5b57\uff0c\u5b57\u7b26\u4e32\u64cd\u4f5c\u6cd5\u548c\u5217\u8868\u64cd\u4f5c\u6cd5\u901a\u5e38\u8db3\u591f\u9ad8\u6548\u3002\u5bf9\u4e8e\u5927\u578b\u6570\u5b57\uff0c\u6570\u5b66\u64cd\u4f5c\u6cd5\u53ef\u80fd\u66f4\u9ad8\u6548\u3002<\/p>\n<\/p>\n<p><h3>\u516d\u3001\u5e94\u7528\u573a\u666f<\/h3>\n<\/p>\n<p><p>\u6570\u5b57\u53cd\u8f6c\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\u6709\u5e7f\u6cdb\u7684\u5e94\u7528\u573a\u666f\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u89c1\u7684\u5e94\u7528\u573a\u666f\uff1a<\/p>\n<\/p>\n<p><h4>1. \u6570\u636e\u5904\u7406<\/h4>\n<\/p>\n<p><p>\u5728\u6570\u636e\u5904\u7406\u8fc7\u7a0b\u4e2d\uff0c\u53ef\u80fd\u9700\u8981\u5bf9\u6570\u5b57\u8fdb\u884c\u53cd\u8f6c\u64cd\u4f5c\u3002\u4f8b\u5982\uff0c\u5728\u67d0\u4e9b\u52a0\u5bc6\u7b97\u6cd5\u4e2d\uff0c\u6570\u5b57\u53cd\u8f6c\u662f\u5e38\u89c1\u7684\u64cd\u4f5c\u4e4b\u4e00\u3002<\/p>\n<\/p>\n<p><h4>2. \u6570\u5b57\u6e38\u620f<\/h4>\n<\/p>\n<p><p>\u5728\u67d0\u4e9b\u6570\u5b57\u6e38\u620f\u4e2d\uff0c\u6570\u5b57\u53cd\u8f6c\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u64cd\u4f5c\u3002\u4f8b\u5982\uff0c\u5728\u67d0\u4e9b\u8c1c\u9898\u548c\u6311\u6218\u4e2d\uff0c\u53ef\u80fd\u9700\u8981\u53cd\u8f6c\u6570\u5b57\u4ee5\u83b7\u5f97\u7b54\u6848\u3002<\/p>\n<\/p>\n<p><h4>3. \u6570\u5b57\u5206\u6790<\/h4>\n<\/p>\n<p><p>\u5728\u6570\u5b57\u5206\u6790\u8fc7\u7a0b\u4e2d\uff0c\u53ef\u80fd\u9700\u8981\u5bf9\u6570\u5b57\u8fdb\u884c\u53cd\u8f6c\u64cd\u4f5c\u3002\u4f8b\u5982\uff0c\u5728\u67d0\u4e9b\u6a21\u5f0f\u8bc6\u522b\u7b97\u6cd5\u4e2d\uff0c\u6570\u5b57\u53cd\u8f6c\u662f\u5e38\u89c1\u7684\u64cd\u4f5c\u4e4b\u4e00\u3002<\/p>\n<\/p>\n<p><h3>\u4e03\u3001\u6ce8\u610f\u4e8b\u9879<\/h3>\n<\/p>\n<p><p>\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u8fd8\u9700\u8981\u6ce8\u610f\u4e00\u4e9b\u7ec6\u8282\u95ee\u9898\uff0c\u4ee5\u786e\u4fdd\u6570\u5b57\u53cd\u8f6c\u64cd\u4f5c\u7684\u6b63\u786e\u6027\u548c\u9ad8\u6548\u6027\u3002<\/p>\n<\/p>\n<p><h4>1. \u8d1f\u6570\u5904\u7406<\/h4>\n<\/p>\n<p><p>\u5728\u5904\u7406\u8d1f\u6570\u65f6\uff0c\u9700\u8981\u7279\u522b\u6ce8\u610f\u3002\u4f8b\u5982\uff0c\u5728\u53cd\u8f6c\u8d1f\u6570\u65f6\uff0c\u9700\u8981\u4fdd\u7559\u8d1f\u53f7\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">number = -179<\/p>\n<p>if number &lt; 0:<\/p>\n<p>    reversed_number = -int(str(-number)[::-1])<\/p>\n<p>else:<\/p>\n<p>    reversed_number = int(str(number)[::-1])<\/p>\n<p>print(reversed_number)  # \u8f93\u51fa -791<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u901a\u8fc7\u5224\u65ad\u6570\u5b57\u662f\u5426\u4e3a\u8d1f\u6570\uff0c\u5206\u522b\u5904\u7406\u6b63\u6570\u548c\u8d1f\u6570\u7684\u53cd\u8f6c\u64cd\u4f5c\u3002<\/p>\n<\/p>\n<p><h4>2. \u5927\u6570\u5b57\u5904\u7406<\/h4>\n<\/p>\n<p><p>\u5728\u5904\u7406\u5927\u6570\u5b57\u65f6\uff0c\u9700\u8981\u8003\u8651\u6027\u80fd\u95ee\u9898\u3002\u4f8b\u5982\uff0c\u5bf9\u4e8e\u975e\u5e38\u5927\u7684\u6570\u5b57\uff0c\u5b57\u7b26\u4e32\u64cd\u4f5c\u6cd5\u548c\u5217\u8868\u64cd\u4f5c\u6cd5\u53ef\u80fd\u4e0d\u591f\u9ad8\u6548\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">number = 12345678901234567890<\/p>\n<p>reversed_number = 0<\/p>\n<p>while number &gt; 0:<\/p>\n<p>    digit = number % 10<\/p>\n<p>    reversed_number = reversed_number * 10 + digit<\/p>\n<p>    number = number \/\/ 10<\/p>\n<p>print(reversed_number)  # \u8f93\u51fa 9876543210987654321<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u901a\u8fc7\u6570\u5b66\u64cd\u4f5c\u6cd5\u5904\u7406\u5927\u6570\u5b57\u7684\u53cd\u8f6c\u64cd\u4f5c\u3002<\/p>\n<\/p>\n<p><h4>3. \u6d6e\u70b9\u6570\u5904\u7406<\/h4>\n<\/p>\n<p><p>\u5728\u5904\u7406\u6d6e\u70b9\u6570\u65f6\uff0c\u9700\u8981\u7279\u522b\u6ce8\u610f\u3002\u4f8b\u5982\uff0c\u5728\u53cd\u8f6c\u6d6e\u70b9\u6570\u65f6\uff0c\u9700\u8981\u4fdd\u7559\u5c0f\u6570\u70b9\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">number = 179.123<\/p>\n<p>integer_part, decimal_part = str(number).split(&#39;.&#39;)<\/p>\n<p>reversed_number = float(str(integer_part[::-1]) + &#39;.&#39; + str(decimal_part[::-1]))<\/p>\n<p>print(reversed_number)  # \u8f93\u51fa 971.321<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u5728\u4e0a\u9762\u7684\u4ee3\u7801\u4e2d\uff0c\u901a\u8fc7\u62c6\u5206\u6574\u6570\u90e8\u5206\u548c\u5c0f\u6570\u90e8\u5206\uff0c\u5206\u522b\u5904\u7406\u53cd\u8f6c\u64cd\u4f5c\u3002<\/p>\n<\/p>\n<p><h3>\u516b\u3001\u603b\u7ed3<\/h3>\n<\/p>\n<p><p>\u901a\u8fc7\u4e0a\u8ff0\u65b9\u6cd5\uff0c\u53ef\u4ee5\u8f7b\u677e\u5b9e\u73b0Python\u4e2d\u5c06\u6570\u5b57179\u53d8\u6210791\u7684\u64cd\u4f5c\u3002\u4e0d\u540c\u65b9\u6cd5\u5404\u6709\u4f18\u7f3a\u70b9\uff0c\u53ef\u4ee5\u6839\u636e\u5177\u4f53\u60c5\u51b5\u9009\u62e9\u5408\u9002\u7684\u65b9\u6cd5\u3002\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u8fd8\u9700\u8981\u8003\u8651\u6027\u80fd\u95ee\u9898\u548c\u5177\u4f53\u9700\u6c42\uff0c\u4ee5\u786e\u4fdd\u64cd\u4f5c\u7684\u6b63\u786e\u6027\u548c\u9ad8\u6548\u6027\u3002<\/p>\n<\/p>\n<p><p><strong>\u5173\u952e\u70b9\u603b\u7ed3<\/strong>\uff1a<\/p>\n<\/p>\n<ol>\n<li><strong>\u5b57\u7b26\u4e32\u64cd\u4f5c\u6cd5<\/strong>\uff1a\u7b80\u5355\u76f4\u63a5\uff0c\u9002\u7528\u4e8e\u5927\u591a\u6570\u60c5\u51b5\u3002<\/li>\n<li><strong>\u5217\u8868\u64cd\u4f5c\u6cd5<\/strong>\uff1a\u7075\u6d3b\u9ad8\u6548\uff0c\u9002\u7528\u4e8e\u590d\u6742\u64cd\u4f5c\u3002<\/li>\n<li><strong>\u6570\u5b66\u64cd\u4f5c\u6cd5<\/strong>\uff1a\u9ad8\u6548\u8282\u7701\u7a7a\u95f4\uff0c\u9002\u7528\u4e8e\u5927\u6570\u5b57\u5904\u7406\u3002<\/li>\n<li><strong>\u7efc\u5408\u65b9\u6cd5<\/strong>\uff1a\u7ed3\u5408\u591a\u79cd\u65b9\u6cd5\uff0c\u7075\u6d3b\u5e94\u5bf9\u4e0d\u540c\u60c5\u51b5\u3002<\/li>\n<li><strong>\u6ce8\u610f\u4e8b\u9879<\/strong>\uff1a\u5904\u7406\u8d1f\u6570\u3001\u5927\u6570\u5b57\u548c\u6d6e\u70b9\u6570\u65f6\u9700\u8981\u7279\u522b\u6ce8\u610f\u3002<\/li>\n<\/ol>\n<p><p>\u5e0c\u671b\u901a\u8fc7\u4e0a\u8ff0\u5185\u5bb9\uff0c\u80fd\u591f\u5e2e\u52a9\u8bfb\u8005\u66f4\u597d\u5730\u7406\u89e3\u548c\u638c\u63e1Python\u4e2d\u5c06\u6570\u5b57179\u53d8\u6210791\u7684\u5404\u79cd\u65b9\u6cd5\u548c\u6280\u5de7\u3002<\/p>\n<\/p>\n<h2><strong>\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n<p> <strong>\u5982\u4f55\u5728Python\u4e2d\u5b9e\u73b0\u6570\u5b57\u7684\u53cd\u8f6c\uff1f<\/strong><br \/>\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u5b57\u7b26\u4e32\u64cd\u4f5c\u6765\u53cd\u8f6c\u6570\u5b57\u3002\u9996\u5148\u5c06\u6570\u5b57\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\uff0c\u7136\u540e\u5229\u7528\u5b57\u7b26\u4e32\u5207\u7247\u6280\u672f\u53cd\u8f6c\u5b57\u7b26\u4e32\uff0c\u6700\u540e\u5c06\u5176\u8f6c\u6362\u56de\u6574\u6570\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u793a\u4f8b\u4ee3\u7801\uff1a  <\/p>\n<pre><code class=\"language-python\">number = 179\nreversed_number = int(str(number)[::-1])\nprint(reversed_number)  # \u8f93\u51fa 791\n<\/code><\/pre>\n<p><strong>\u5728Python\u4e2d\u662f\u5426\u6709\u5185\u7f6e\u51fd\u6570\u53ef\u4ee5\u5b9e\u73b0\u6570\u5b57\u53cd\u8f6c\uff1f<\/strong><br \/>Python\u672c\u8eab\u6ca1\u6709\u4e13\u95e8\u7684\u5185\u7f6e\u51fd\u6570\u6765\u53cd\u8f6c\u6570\u5b57\uff0c\u4f46\u53ef\u4ee5\u901a\u8fc7\u7ec4\u5408\u4f7f\u7528\u5b57\u7b26\u4e32\u548c\u6574\u6570\u8f6c\u6362\u6765\u5b9e\u73b0\u3002\u4f7f\u7528\u5b57\u7b26\u4e32\u5207\u7247\u548c<code>int()<\/code>\u51fd\u6570\u7684\u7ec4\u5408\u662f\u6700\u5e38\u89c1\u7684\u65b9\u6cd5\u3002\u867d\u7136\u6ca1\u6709\u76f4\u63a5\u7684\u5185\u7f6e\u51fd\u6570\uff0c\u4f46\u4f60\u53ef\u4ee5\u8f7b\u677e\u5730\u521b\u5efa\u81ea\u5df1\u7684\u51fd\u6570\u6765\u5b8c\u6210\u8fd9\u4e00\u4efb\u52a1\u3002<\/p>\n<p><strong>\u5982\u4f55\u5904\u7406\u8d1f\u6570\u7684\u53cd\u8f6c\uff1f<\/strong><br \/>\u5bf9\u4e8e\u8d1f\u6570\u7684\u53cd\u8f6c\uff0c\u53ef\u4ee5\u5728\u53cd\u8f6c\u524d\u5224\u65ad\u5176\u7b26\u53f7\u3002\u82e5\u4e3a\u8d1f\u6570\uff0c\u53ef\u4ee5\u5355\u72ec\u5904\u7406\u8d1f\u53f7\uff0c\u53cd\u8f6c\u540e\u518d\u5c06\u8d1f\u53f7\u52a0\u4e0a\u3002\u4ee5\u4e0b\u662f\u793a\u4f8b\u4ee3\u7801\uff1a  <\/p>\n<pre><code class=\"language-python\">number = -179\nif number &lt; 0:\n    reversed_number = -int(str(-number)[::-1])\nelse:\n    reversed_number = int(str(number)[::-1])\nprint(reversed_number)  # \u8f93\u51fa -791\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u5b57\u7b26\u4e32\u64cd\u4f5c\u3001\u5217\u8868\u64cd\u4f5c\u3001\u6570\u5b66\u64cd\u4f5c\u7b49\u591a\u79cd\u65b9\u5f0f\u5c06\u6570\u5b57179\u53d8\u6210791\u3002\u5176\u4e2d\u4e00\u79cd\u5e38\u89c1\u7684\u65b9\u6cd5\u662f [&hellip;]","protected":false},"author":3,"featured_media":1185279,"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\/1185272"}],"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=1185272"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1185272\/revisions"}],"predecessor-version":[{"id":1185280,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1185272\/revisions\/1185280"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1185279"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1185272"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1185272"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1185272"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}