{"id":1043548,"date":"2024-12-31T13:07:07","date_gmt":"2024-12-31T05:07:07","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1043548.html"},"modified":"2024-12-31T13:07:09","modified_gmt":"2024-12-31T05:07:09","slug":"python%e5%a6%82%e4%bd%95%e8%be%93%e5%87%ba1%e5%88%b0100%e7%9a%84%e8%b4%a8%e6%95%b0","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1043548.html","title":{"rendered":"python\u5982\u4f55\u8f93\u51fa1\u5230100\u7684\u8d28\u6570"},"content":{"rendered":"<p style=\"text-align:center;\" ><img decoding=\"async\" src=\"https:\/\/cdn-docs.pingcode.com\/wp-content\/uploads\/2024\/12\/462e9f1c-31c6-4d49-97b5-5a9eac948990.webp?x-oss-process=image\/auto-orient,1\/format,webp\" alt=\"python\u5982\u4f55\u8f93\u51fa1\u5230100\u7684\u8d28\u6570\" \/><\/p>\n<p><p> <strong>Python \u8f93\u51fa 1 \u5230 100 \u7684\u8d28\u6570<\/strong><\/p>\n<\/p>\n<p><p><strong>Python \u8f93\u51fa 1 \u5230 100 \u7684\u8d28\u6570\u6709\u591a\u79cd\u65b9\u6cd5\uff0c\u5176\u4e2d\u6bd4\u8f83\u5e38\u89c1\u7684\u65b9\u6cd5\u6709\uff1a\u76f4\u63a5\u5224\u65ad\u6cd5\u3001\u57c3\u62c9\u6258\u65af\u7279\u5c3c\u7b5b\u6cd5\u3001\u8f6e\u8f6c\u7b5b\u6cd5\u7b49\u3002\u4e0b\u9762\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u76f4\u63a5\u5224\u65ad\u6cd5\u7684\u5b9e\u73b0\u3002\u76f4\u63a5\u5224\u65ad\u6cd5\u7684\u6838\u5fc3\u5728\u4e8e\uff1a\u5224\u65ad\u4e00\u4e2a\u6570\u662f\u5426\u4e3a\u8d28\u6570\u53ea\u9700\u8981\u68c0\u67e5\u5230\u5176\u5e73\u65b9\u6839\u5373\u53ef\u3002<\/strong><\/p>\n<\/p>\n<p><p>\u4f7f\u7528\u76f4\u63a5\u5224\u65ad\u6cd5\u6765\u8f93\u51fa 1 \u5230 100 \u7684\u8d28\u6570\uff0c\u4e3b\u8981\u6b65\u9aa4\u5305\u62ec\uff1a<strong>\u904d\u5386\u4ece 2 \u5230 100 \u7684\u6bcf\u4e00\u4e2a\u6570\u3001\u5224\u65ad\u6bcf\u4e00\u4e2a\u6570\u662f\u5426\u4e3a\u8d28\u6570\u3001\u5c06\u8d28\u6570\u8f93\u51fa\u3002<\/strong> \u5176\u4e2d\u91cd\u70b9\u5728\u4e8e\u5224\u65ad\u8d28\u6570\u7684\u65b9\u6cd5\uff0c\u53ef\u4ee5\u901a\u8fc7\u904d\u5386\u8be5\u6570\u4ece 2 \u5230\u5176\u5e73\u65b9\u6839\u4e4b\u95f4\u7684\u6240\u6709\u6574\u6570\uff0c\u82e5\u8be5\u6570\u80fd\u88ab\u5176\u4e2d\u4efb\u4e00\u6574\u6570\u6574\u9664\uff0c\u5219\u8868\u660e\u8be5\u6570\u4e0d\u662f\u8d28\u6570\uff0c\u5426\u5219\u662f\u8d28\u6570\u3002<\/p>\n<\/p>\n<p><p>\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u8be6\u7ec6\u5c55\u793a\u5982\u4f55\u4f7f\u7528 Python \u7f16\u7a0b\u5b9e\u73b0\u8fd9\u4e00\u65b9\u6cd5\u3002<\/p>\n<\/p>\n<p><h3>\u4e00\u3001\u5b9a\u4e49\u8d28\u6570\u5224\u65ad\u51fd\u6570<\/h3>\n<\/p>\n<p><p>\u9996\u5148\uff0c\u6211\u4eec\u9700\u8981\u5b9a\u4e49\u4e00\u4e2a\u51fd\u6570\u6765\u5224\u65ad\u4e00\u4e2a\u6570\u662f\u5426\u4e3a\u8d28\u6570\u3002\u8fd9\u4e2a\u51fd\u6570\u63a5\u53d7\u4e00\u4e2a\u6574\u6570\u4f5c\u4e3a\u8f93\u5165\uff0c\u8fd4\u56de\u8be5\u6574\u6570\u662f\u5426\u4e3a\u8d28\u6570\u7684\u5e03\u5c14\u503c\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import math<\/p>\n<p>def is_prime(num):<\/p>\n<p>    if num &lt;= 1:<\/p>\n<p>        return False<\/p>\n<p>    for i in range(2, int(math.sqrt(num)) + 1):<\/p>\n<p>        if num % i == 0:<\/p>\n<p>            return False<\/p>\n<p>    return True<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><h3>\u4e8c\u3001\u904d\u5386\u8f93\u51fa\u8d28\u6570<\/h3>\n<\/p>\n<p><p>\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u9700\u8981\u904d\u5386\u4ece 2 \u5230 100 \u7684\u6bcf\u4e00\u4e2a\u6574\u6570\uff0c\u5e76\u4f7f\u7528\u4e0a\u8ff0\u5b9a\u4e49\u7684 <code>is_prime<\/code> \u51fd\u6570\u6765\u5224\u65ad\u8be5\u6570\u662f\u5426\u4e3a\u8d28\u6570\u3002\u5982\u679c\u662f\u8d28\u6570\uff0c\u5219\u5c06\u5176\u8f93\u51fa\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">for num in range(2, 101):<\/p>\n<p>    if is_prime(num):<\/p>\n<p>        print(num, end=&#39; &#39;)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><h3>\u4e09\u3001\u5b8c\u6574\u4ee3\u7801<\/h3>\n<\/p>\n<p><p>\u5c06\u4e0a\u8ff0\u4e24\u4e2a\u90e8\u5206\u6574\u5408\u8d77\u6765\uff0c\u5f62\u6210\u5b8c\u6574\u7684\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n<\/p>\n<p><pre><code class=\"language-python\">import math<\/p>\n<p>def is_prime(num):<\/p>\n<p>    if num &lt;= 1:<\/p>\n<p>        return False<\/p>\n<p>    for i in range(2, int(math.sqrt(num)) + 1):<\/p>\n<p>        if num % i == 0:<\/p>\n<p>            return False<\/p>\n<p>    return True<\/p>\n<p>for num in range(2, 101):<\/p>\n<p>    if is_prime(num):<\/p>\n<p>        print(num, end=&#39; &#39;)<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><h3>\u56db\u3001\u89e3\u91ca\u4ee3\u7801<\/h3>\n<\/p>\n<ol>\n<li>\n<p><strong>\u5b9a\u4e49 <code>is_prime<\/code> \u51fd\u6570<\/strong>\uff1a\u6211\u4eec\u9996\u5148\u5b9a\u4e49\u4e86\u4e00\u4e2a <code>is_prime<\/code> \u51fd\u6570\uff0c\u8be5\u51fd\u6570\u63a5\u53d7\u4e00\u4e2a\u6574\u6570 <code>num<\/code> \u4f5c\u4e3a\u53c2\u6570\u3002\u51fd\u6570\u9996\u5148\u68c0\u67e5 <code>num<\/code> \u662f\u5426\u5c0f\u4e8e\u7b49\u4e8e 1\uff0c\u5982\u679c\u662f\uff0c\u5219\u76f4\u63a5\u8fd4\u56de <code>False<\/code>\u3002\u63a5\u7740\uff0c\u51fd\u6570\u904d\u5386\u4ece 2 \u5230 <code>num<\/code> \u7684\u5e73\u65b9\u6839\u4e4b\u95f4\u7684\u6240\u6709\u6574\u6570 <code>i<\/code>\uff0c\u5982\u679c <code>num<\/code> \u80fd\u88ab <code>i<\/code> \u6574\u9664\uff0c\u5219\u8fd4\u56de <code>False<\/code>\u3002\u5982\u679c\u904d\u5386\u7ed3\u675f\u540e\u6ca1\u6709\u627e\u5230\u4efb\u4f55\u6574\u9664\u7684\u6570\uff0c\u5219\u8fd4\u56de <code>True<\/code>\uff0c\u8868\u793a <code>num<\/code> \u662f\u8d28\u6570\u3002<\/p>\n<\/p>\n<\/li>\n<li>\n<p><strong>\u904d\u5386\u8f93\u51fa\u8d28\u6570<\/strong>\uff1a\u6211\u4eec\u4f7f\u7528\u4e00\u4e2a <code>for<\/code> \u5faa\u73af\u904d\u5386\u4ece 2 \u5230 100 \u7684\u6240\u6709\u6574\u6570\uff0c\u5bf9\u4e8e\u6bcf\u4e00\u4e2a\u6574\u6570 <code>num<\/code>\uff0c\u8c03\u7528 <code>is_prime<\/code> \u51fd\u6570\u6765\u5224\u65ad\u5176\u662f\u5426\u4e3a\u8d28\u6570\u3002\u5982\u679c\u662f\u8d28\u6570\uff0c\u5219\u5c06\u5176\u8f93\u51fa\u3002<\/p>\n<\/p>\n<\/li>\n<\/ol>\n<p><h3>\u4e94\u3001\u4f18\u5316\u548c\u6539\u8fdb<\/h3>\n<\/p>\n<p><p>\u5c3d\u7ba1\u4e0a\u8ff0\u65b9\u6cd5\u5df2\u7ecf\u80fd\u591f\u6b63\u786e\u8f93\u51fa 1 \u5230 100 \u7684\u8d28\u6570\uff0c\u4f46\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u9488\u5bf9\u8f83\u5927\u8303\u56f4\u7684\u8d28\u6570\u5224\u65ad\uff0c\u53ef\u4ee5\u91c7\u7528\u66f4\u9ad8\u6548\u7684\u7b97\u6cd5\uff0c\u5982\u57c3\u62c9\u6258\u65af\u7279\u5c3c\u7b5b\u6cd5\u3002<\/p>\n<\/p>\n<p><p><strong>\u57c3\u62c9\u6258\u65af\u7279\u5c3c\u7b5b\u6cd5<\/strong> \u662f\u4e00\u79cd\u9ad8\u6548\u7684\u627e\u51fa\u67d0\u4e00\u8303\u56f4\u5185\u6240\u6709\u8d28\u6570\u7684\u7b97\u6cd5\uff0c\u5176\u57fa\u672c\u601d\u60f3\u662f\uff1a<\/p>\n<\/p>\n<ol>\n<li>\u521b\u5efa\u4e00\u4e2a\u4ece 2 \u5230 n \u7684\u5217\u8868\uff0c\u5e76\u6807\u8bb0\u6240\u6709\u6570\u4e3a\u8d28\u6570\u3002<\/li>\n<li>\u4ece\u6700\u5c0f\u7684\u8d28\u6570 2 \u5f00\u59cb\uff0c\u5c06\u5176\u6240\u6709\u7684\u500d\u6570\u6807\u8bb0\u4e3a\u975e\u8d28\u6570\u3002<\/li>\n<li>\u627e\u5230\u4e0b\u4e00\u4e2a\u672a\u6807\u8bb0\u7684\u6570\uff0c\u5b83\u662f\u8d28\u6570\u3002\u91cd\u590d\u6b65\u9aa4 2\uff0c\u76f4\u5230\u6240\u6709\u6570\u90fd\u88ab\u5904\u7406\u3002<\/li>\n<\/ol>\n<p><pre><code class=\"language-python\">def sieve_of_eratosthenes(n):<\/p>\n<p>    primes = [True] * (n + 1)<\/p>\n<p>    p = 2<\/p>\n<p>    while p  2 &lt;= n:<\/p>\n<p>        if primes[p]:<\/p>\n<p>            for i in range(p  2, n + 1, p):<\/p>\n<p>                primes[i] = False<\/p>\n<p>        p += 1<\/p>\n<p>    return [p for p in range(2, n + 1) if primes[p]]<\/p>\n<p>print(sieve_of_eratosthenes(100))<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><p>\u901a\u8fc7\u4e0a\u8ff0\u65b9\u6cd5\uff0c\u53ef\u4ee5\u66f4\u9ad8\u6548\u5730\u627e\u51fa\u8303\u56f4\u5185\u7684\u6240\u6709\u8d28\u6570\u3002\u8fd9\u4e2a\u4ee3\u7801\u9996\u5148\u521b\u5efa\u4e00\u4e2a\u5e03\u5c14\u5217\u8868 <code>primes<\/code>\uff0c\u521d\u59cb\u5316\u4e3a <code>True<\/code> \u8868\u793a\u6240\u6709\u6570\u90fd\u662f\u8d28\u6570\u3002\u7136\u540e\u4ece 2 \u5f00\u59cb\uff0c\u9010\u4e00\u6807\u8bb0\u5176\u500d\u6570\u4e3a\u975e\u8d28\u6570\u3002\u6700\u540e\u8fd4\u56de\u6240\u6709\u6807\u8bb0\u4e3a <code>True<\/code> \u7684\u6570\u3002<\/p>\n<\/p>\n<p><p><strong>\u603b\u7ed3<\/strong>\uff1a\u4ee5\u4e0a\u5c31\u662f\u5173\u4e8e\u5982\u4f55\u4f7f\u7528 Python \u8f93\u51fa 1 \u5230 100 \u7684\u8d28\u6570\u7684\u8be6\u7ec6\u4ecb\u7ecd\uff0c\u4ece\u57fa\u672c\u7684\u76f4\u63a5\u5224\u65ad\u6cd5\u5230\u66f4\u9ad8\u6548\u7684\u57c3\u62c9\u6258\u65af\u7279\u5c3c\u7b5b\u6cd5\u3002\u5e0c\u671b\u5bf9\u5927\u5bb6\u5b66\u4e60\u548c\u7406\u89e3\u8d28\u6570\u7684\u5224\u65ad\u548c\u7f16\u7a0b\u5b9e\u73b0\u6709\u6240\u5e2e\u52a9\u3002<\/p>\n<\/p>\n<h2><strong>\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n<p> <strong>\u5982\u4f55\u5224\u65ad\u4e00\u4e2a\u6570\u662f\u5426\u4e3a\u8d28\u6570\uff1f<\/strong><br \/>\u5224\u65ad\u4e00\u4e2a\u6570\u662f\u5426\u4e3a\u8d28\u6570\uff0c\u53ef\u4ee5\u901a\u8fc7\u68c0\u67e5\u5176\u662f\u5426\u53ea\u80fd\u88ab1\u548c\u81ea\u8eab\u6574\u9664\u6765\u5b9e\u73b0\u3002\u901a\u5e38\uff0c\u53ef\u4ee5\u4ece2\u5f00\u59cb\uff0c\u68c0\u67e5\u5230\u8be5\u6570\u7684\u5e73\u65b9\u6839\u3002\u5982\u679c\u5728\u8fd9\u4e2a\u8303\u56f4\u5185\u627e\u5230\u4e86\u5176\u4ed6\u7684\u56e0\u6570\uff0c\u90a3\u4e48\u8fd9\u4e2a\u6570\u5c31\u4e0d\u662f\u8d28\u6570\u3002\u6bd4\u5982\uff0c\u4f7f\u7528\u7b80\u5355\u7684\u5faa\u73af\u548c\u6761\u4ef6\u8bed\u53e5\u6765\u5b9e\u73b0\u8fd9\u4e2a\u5224\u65ad\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u627e\u5230\u8d28\u6570\u3002<\/p>\n<p><strong>\u4f7f\u7528Python\u6709\u54ea\u4e9b\u7b80\u5355\u7684\u65b9\u6cd5\u6765\u8f93\u51fa1\u5230100\u7684\u8d28\u6570\uff1f<\/strong><br \/>\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u5217\u8868\u63a8\u5bfc\u5f0f\u7ed3\u5408\u6761\u4ef6\u8bed\u53e5\u6765\u7b80\u5316\u4ee3\u7801\u3002\u901a\u8fc7\u5b9a\u4e49\u4e00\u4e2a\u51fd\u6570\u6765\u68c0\u67e5\u8d28\u6570\uff0c\u5e76\u5229\u7528for\u5faa\u73af\u904d\u53861\u5230100\u7684\u8303\u56f4\uff0c\u53ef\u4ee5\u5c06\u6240\u6709\u8d28\u6570\u5b58\u5165\u4e00\u4e2a\u5217\u8868\u5e76\u8f93\u51fa\u3002\u8fd9\u79cd\u65b9\u6cd5\u4ee3\u7801\u7b80\u6d01\uff0c\u6613\u4e8e\u7406\u89e3\uff0c\u975e\u5e38\u9002\u5408\u521d\u5b66\u8005\u3002<\/p>\n<p><strong>\u8f93\u51fa\u7684\u8d28\u6570\u5217\u8868\u80fd\u5426\u8fdb\u884c\u6392\u5e8f\u6216\u5176\u4ed6\u64cd\u4f5c\uff1f<\/strong><br \/>\u8f93\u51fa\u7684\u8d28\u6570\u5217\u8868\u672c\u8eab\u5c31\u662f\u4e00\u4e2a\u6709\u5e8f\u7684\u96c6\u5408\uff0c\u901a\u5e38\u4f1a\u662f\u6309\u7167\u4ece\u5c0f\u5230\u5927\u7684\u987a\u5e8f\u6392\u5217\u3002\u5982\u679c\u9700\u8981\u8fdb\u884c\u5176\u4ed6\u64cd\u4f5c\uff0c\u6bd4\u5982\u7edf\u8ba1\u8d28\u6570\u7684\u603b\u6570\u6216\u8ba1\u7b97\u5176\u548c\uff0cPython\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u5185\u7f6e\u51fd\u6570\u548c\u5e93\u652f\u6301\uff0c\u53ef\u4ee5\u8f7b\u677e\u5b9e\u73b0\u8fd9\u4e9b\u529f\u80fd\u3002\u5229\u7528sum()\u51fd\u6570\u53ef\u4ee5\u5feb\u901f\u8ba1\u7b97\u8d28\u6570\u7684\u603b\u548c\uff0c\u800clen()\u51fd\u6570\u5219\u53ef\u4ee5\u8ba1\u7b97\u8d28\u6570\u7684\u6570\u91cf\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"Python \u8f93\u51fa 1 \u5230 100 \u7684\u8d28\u6570 Python \u8f93\u51fa 1 \u5230 100 \u7684\u8d28\u6570\u6709\u591a\u79cd\u65b9\u6cd5\uff0c\u5176\u4e2d\u6bd4\u8f83\u5e38\u89c1 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