{"id":50910,"date":"2024-12-03T14:13:55","date_gmt":"2024-12-03T06:13:55","guid":{"rendered":"https:\/\/fwq.ai\/blog\/50910\/"},"modified":"2024-12-03T14:13:55","modified_gmt":"2024-12-03T06:13:55","slug":"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8%e9%ab%98%e9%98%b6%e5%87%bd%e6%95%b0%e5%88%a4%e6%96%ad%e4%b8%80%e4%b8%aa%e6%95%b0%e6%98%af%e5%90%a6%e8%83%bd%e8%a2%ab-2-%e5%88%b0-n-%e4%b9%8b%e9%97%b4%e7%9a%84","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/50910\/","title":{"rendered":"\u5982\u4f55\u4f7f\u7528\u9ad8\u9636\u51fd\u6570\u5224\u65ad\u4e00\u4e2a\u6570\u662f\u5426\u80fd\u88ab 2 \u5230 n \u4e4b\u95f4\u7684\u8d28\u6570\u6574\u9664\uff1f"},"content":{"rendered":"

<\/b> <\/p>\n

\u5982\u4f55\u4f7f\u7528\u9ad8\u9636\u51fd\u6570\u5224\u65ad\u4e00\u4e2a\u6570\u662f\u5426\u80fd\u88ab 2 \u5230 n \u4e4b\u95f4\u7684\u8d28\u6570\u6574\u9664\uff1f<\/h1>\n

\u7f16\u7a0b\u5e76\u4e0d\u662f\u4e00\u4e2a\u673a\u68b0\u6027\u7684\u5de5\u4f5c\uff0c\u800c\u662f\u9700\u8981\u6709\u601d\u8003\uff0c\u6709\u521b\u65b0\u7684\u5de5\u4f5c\uff0c\u8bed\u6cd5\u662f\u56fa\u5b9a\u7684\uff0c\u4f46\u89e3\u51b3\u95ee\u9898\u7684\u601d\u8def\u5219\u662f\u4f9d\u9760\u4eba\u7684\u601d\u7ef4\uff0c\u8fd9\u5c31\u9700\u8981\u6211\u4eec\u575a\u6301\u5b66\u4e60\u548c\u66f4\u65b0\u81ea\u5df1\u7684\u77e5\u8bc6\u3002\u4eca\u5929\u7c73\u4e91\u5c31\u6574\u7406\u5206\u4eab\u300a\u5982\u4f55\u4f7f\u7528\u9ad8\u9636\u51fd\u6570\u5224\u65ad\u4e00\u4e2a\u6570\u662f\u5426\u80fd\u88ab 2 \u5230 n \u4e4b\u95f4\u7684\u8d28\u6570\u6574\u9664\uff1f\u300b\uff0c\u6587\u7ae0\u8bb2\u89e3\u7684\u77e5\u8bc6\u70b9\u4e3b\u8981\u5305\u62ec\uff0c\u5982\u679c\u4f60\u5bf9\u6587\u7ae0\u65b9\u9762\u7684\u77e5\u8bc6\u70b9\u611f\u5174\u8da3\uff0c\u5c31\u4e0d\u8981\u9519\u8fc7\u7c73\u4e91\uff0c\u5728\u8fd9\u53ef\u4ee5\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u52a9\u529b\u5f00\u53d1\u80fd\u529b\u7684\u63d0\u5347\u3002<\/p>\n

\"\u5982\u4f55\u4f7f\u7528\u9ad8\u9636\u51fd\u6570\u5224\u65ad\u4e00\u4e2a\u6570\u662f\u5426\u80fd\u88ab<\/p>\n

python \u9ad8\u9636\u51fd\u6570<\/strong><\/p>\n

\u5728\u5b66\u4e60\u9ad8\u9636\u51fd\u6570\u65f6\uff0c\u53ef\u80fd\u4f1a\u9047\u5230\u4e00\u4e9b\u4ee4\u4eba\u8d39\u89e3\u7684\u7ec3\u4e60\u9898\u3002\u672c\u6587\u5c06\u89e3\u51b3\u4e00\u4e2a\u7279\u5b9a\u7684\u7ec3\u4e60\uff0c\u8981\u6c42\u5b9a\u4e49\u4e00\u4e2a\u63a5\u53d7\u53c2\u6570 n \u7684\u51fd\u6570 div_by_primes_under_no_lambda\u3002\u6b64\u51fd\u6570\u63a5\u6536\u53e6\u4e00\u4e2a\u53c2\u6570 x\uff0c\u5e76\u8fd4\u56de\u4e00\u4e2a\u5e03\u5c14\u503c\uff0c\u8868\u793a\u5728 2 \u5230 n \u4e4b\u95f4\u7684\u8303\u56f4\u5185\u662f\u5426\u5b58\u5728\u53ef\u4ee5\u6574\u9664 x \u7684\u8d28\u6570\u3002<\/p>\n

\u7ec3\u4e60\u9898<\/strong><\/p>\n

\u4ee5\u4e0b\u4e3a\u7ec3\u4e60\u9898\u7684\u4ee3\u7801\u6846\u67b6\uff1a<\/p>\n

def div_by_primes_under_no_lambda(n):\n    \"\"\"\n    >>> div_by_primes_under_no_lambda(10)(11)\n    false\n    >>> div_by_primes_under_no_lambda(10)(121)\n    false\n    >>> div_by_primes_under_no_lambda(10)(12)\n    true\n    >>> div_by_primes_under_no_lambda(5)(1)\n    false\n    \"\"\"\n\n    def checker(x):\n        return false\n\n    i = ___________\n    while ___________:\n        if not checker(i):\n            def outer(___________):\n                def inner(___________):\n                    return ___________\n                return ___________\n            checker = ___________\n        i = ___________\n    return ___________<\/pre>\n
\u89e3\u9898\u601d\u8def<\/strong><\/p>\n
\u89e3\u9898\u601d\u8def\u5982\u4e0b\uff1a<\/p>\n
    \n
  • \u521b\u5efa\u4e00\u4e2a\u51fd\u6570 checker \u521d\u59cb\u5316\u4e3a false\u3002<\/li>\n
  • \u521d\u59cb\u5316 i \u4e3a 2\uff0c\u8868\u793a\u8981\u68c0\u67e5\u7684\u7b2c\u4e00\u4e2a\u8d28\u6570\u3002<\/li>\n
  • \u904d\u5386\u4ece 2 \u5230 n \u7684\u8303\u56f4\u3002<\/li>\n
  • \u5982\u679c checker \u4e3a false\uff0c\u5219\u8868\u660e\u8fd8\u6ca1\u6709\u627e\u5230\u4e00\u4e2a\u53ef\u4ee5\u6574\u9664 x \u7684\u8d28\u6570\u3002\u6b64\u65f6\uff0c\u521b\u5efa\u4e00\u4e2a\u5d4c\u5957\u51fd\u6570 outer\uff0c\u5176\u4e2d\u5305\u542b\u53e6\u4e00\u4e2a\u5d4c\u5957\u51fd\u6570 inner\u3002inner \u51fd\u6570\u68c0\u67e5 x \u662f\u5426\u53ef\u4ee5\u88ab i \u6574\u9664\u3002\u5982\u679c\u4e0d\u662f\uff0c\u5219\u7ee7\u7eed\u8c03\u7528 outer \u51fd\u6570\uff0c\u4f7f\u7528\u8f83\u5c0f\u7684 i \u503c\u3002<\/li>\n
  • \u4e00\u65e6\u627e\u5230\u4e00\u4e2a\u53ef\u4ee5\u6574\u9664 x \u7684\u8d28\u6570\uff0cchecker \u51fd\u6570\u5c06\u66f4\u65b0\u4e3a\u6307\u5411 outer \u51fd\u6570\u3002<\/li>\n
  • \u6700\u7ec8\uff0c\u8fd4\u56de checker \u51fd\u6570\u3002<\/li>\n<\/ul>\n
    \u4f18\u5316<\/strong><\/p>\n
    \u7ec3\u4e60\u9898\u4e2d\u7ed9\u5b9a\u7684\u89e3\u51b3\u65b9\u6848\u4e2d\u5b58\u5728\u4e00\u4e2a\u591a\u4f59\u7684 while \u5faa\u73af\uff0c\u8be5\u5faa\u73af\u4f1a\u5c06 i \u589e\u52a0\u5230 n + 1\u3002\u8fd9\u5b8c\u5168\u6ca1\u6709\u5fc5\u8981\uff0c\u56e0\u4e3a\u5373\u4f7f i \u8d85\u8fc7 n\uff0cchecker \u51fd\u6570\u4e5f\u4e0d\u4f1a\u6539\u53d8\u3002\u56e0\u6b64\uff0c\u53ef\u4ee5\u5c06 while \u5faa\u73af\u4fee\u6539\u4e3a\u4ee5\u4e0b\u5185\u5bb9\uff1a<\/p>\n
    while i <= n:<\/pre>\n
    \u5b8c\u6574\u7684\u4f18\u5316\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n
    def div_by_primes_under_no_lambda(n):\n    def checker(x):\n        return False\n\n    i = 2\n    while i <= n:\n        if not checker(i):\n            def outer(fn, i):\n                def inner(x):\n                    return x % i == 0 else fn(x)\n\n                return inner\n\n            checker = outer(checker, i)\n        i = i + 1\n    return checker<\/pre>\n
    \u6587\u4e2d\u5173\u4e8e\u7684\u77e5\u8bc6\u4ecb\u7ecd\uff0c\u5e0c\u671b\u5bf9\u4f60\u7684\u5b66\u4e60\u6709\u6240\u5e2e\u52a9\uff01\u82e5\u662f\u53d7\u76ca\u532a\u6d45\uff0c\u90a3\u5c31\u52a8\u52a8\u9f20\u6807\u6536\u85cf\u8fd9\u7bc7\u300a\u5982\u4f55\u4f7f\u7528\u9ad8\u9636\u51fd\u6570\u5224\u65ad\u4e00\u4e2a\u6570\u662f\u5426\u80fd\u88ab 2 \u5230 n \u4e4b\u95f4\u7684\u8d28\u6570\u6574\u9664\uff1f\u300b\u6587\u7ae0\u5427\uff0c\u4e5f\u53ef\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\u4e86\u89e3\u76f8\u5173\u6280\u672f\u6587\u7ae0\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
    \u5982\u4f55\u4f7f\u7528\u9ad8\u9636\u51fd\u6570\u5224\u65ad\u4e00\u4e2a\u6570\u662f\u5426\u80fd\u88ab 2 \u5230 n \u4e4b\u95f4\u7684\u8d28\u6570\u6574\u9664\uff1f \u7f16\u7a0b\u5e76\u4e0d\u662f\u4e00\u4e2a\u673a\u68b0\u6027\u7684\u5de5\u4f5c\uff0c\u800c\u662f\u9700\u8981\u6709\u601d\u8003\uff0c\u6709\u521b\u65b0\u7684\u5de5\u4f5c\uff0c\u8bed\u6cd5\u662f\u56fa\u5b9a\u7684\uff0c\u4f46\u89e3\u51b3\u95ee\u9898\u7684\u601d\u8def\u5219\u662f\u4f9d\u9760\u4eba\u7684\u601d\u7ef4\uff0c\u8fd9\u5c31\u9700\u8981\u6211\u4eec\u575a\u6301\u5b66\u4e60\u548c\u66f4\u65b0\u81ea\u5df1\u7684\u77e5\u8bc6\u3002\u4eca\u5929\u7c73\u4e91\u5c31\u6574\u7406\u5206\u4eab\u300a\u5982\u4f55\u4f7f\u7528\u9ad8\u9636\u51fd\u6570\u5224\u65ad\u4e00\u4e2a\u6570\u662f\u5426\u80fd\u88ab 2 \u5230 n \u4e4b\u95f4\u7684\u8d28\u6570\u6574\u9664\uff1f\u300b\uff0c\u6587\u7ae0\u8bb2\u89e3\u7684\u77e5\u8bc6\u70b9\u4e3b\u8981\u5305\u62ec\uff0c\u5982\u679c\u4f60\u5bf9\u6587\u7ae0\u65b9\u9762\u7684\u77e5\u8bc6\u70b9\u611f\u5174\u8da3\uff0c\u5c31\u4e0d\u8981\u9519\u8fc7\u7c73\u4e91\uff0c\u5728\u8fd9\u53ef\u4ee5\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u52a9\u529b\u5f00\u53d1\u80fd\u529b\u7684\u63d0\u5347\u3002 python \u9ad8\u9636\u51fd\u6570 \u5728\u5b66\u4e60\u9ad8\u9636\u51fd\u6570\u65f6\uff0c\u53ef\u80fd\u4f1a\u9047\u5230\u4e00\u4e9b\u4ee4\u4eba\u8d39\u89e3\u7684\u7ec3\u4e60\u9898\u3002\u672c\u6587\u5c06\u89e3\u51b3\u4e00\u4e2a\u7279\u5b9a\u7684\u7ec3\u4e60\uff0c\u8981\u6c42\u5b9a\u4e49\u4e00\u4e2a\u63a5\u53d7\u53c2\u6570 n \u7684\u51fd\u6570 div_by_primes_under_no_lambda\u3002\u6b64\u51fd\u6570\u63a5\u6536\u53e6\u4e00\u4e2a\u53c2\u6570 x\uff0c\u5e76\u8fd4\u56de\u4e00\u4e2a\u5e03\u5c14\u503c\uff0c\u8868\u793a\u5728 2 \u5230 n \u4e4b\u95f4\u7684\u8303\u56f4\u5185\u662f\u5426\u5b58\u5728\u53ef\u4ee5\u6574\u9664 x \u7684\u8d28\u6570\u3002 \u7ec3\u4e60\u9898 \u4ee5\u4e0b\u4e3a\u7ec3\u4e60\u9898\u7684\u4ee3\u7801\u6846\u67b6\uff1a def div_by_primes_under_no_lambda(n): “”” >>> div_by_primes_under_no_lambda(10)(11) false >>> div_by_primes_under_no_lambda(10)(121) false >>> div_by_primes_under_no_lambda(10)(12) true >>> div_by_primes_under_no_lambda(5)(1) false “”” def checker(x): return false i = ___________ while ___________: if not checker(i): def outer(___________): […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-50910","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/50910","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=50910"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/50910\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=50910"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=50910"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=50910"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}