{"id":1061294,"date":"2024-12-31T15:41:29","date_gmt":"2024-12-31T07:41:29","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1061294.html"},"modified":"2024-12-31T15:41:31","modified_gmt":"2024-12-31T07:41:31","slug":"%e5%a6%82%e4%bd%95%e7%94%a8python%e8%be%93%e5%87%ba%e5%89%8dn%e9%a1%b9%e7%b4%a0%e6%95%b0","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1061294.html","title":{"rendered":"\u5982\u4f55\u7528Python\u8f93\u51fa\u524dn\u9879\u7d20\u6570"},"content":{"rendered":"

\"\u5982\u4f55\u7528Python\u8f93\u51fa\u524dn\u9879\u7d20\u6570\"<\/p>\n

\u8981\u7528Python\u8f93\u51fa\u524dn\u9879\u7d20\u6570\uff0c\u53ef\u4ee5\u4f7f\u7528\u4e00\u4e2a\u7b80\u5355\u7684\u7b97\u6cd5\u6765\u5224\u65ad\u4e00\u4e2a\u6570\u5b57\u662f\u5426\u662f\u7d20\u6570\uff0c\u5e76\u5c06\u8fd9\u4e9b\u7d20\u6570\u5b58\u50a8\u5728\u4e00\u4e2a\u5217\u8868\u4e2d\uff0c\u76f4\u5230\u627e\u5230n\u4e2a\u7d20\u6570\u4e3a\u6b62\u3002\u4f7f\u7528for\u5faa\u73af\u3001\u5b9a\u4e49\u51fd\u6570\u3001\u4f18\u5316\u7b97\u6cd5<\/strong>\u662f\u5b9e\u73b0\u8fd9\u4e2a\u4efb\u52a1\u7684\u51e0\u79cd\u6709\u6548\u65b9\u6cd5\u3002\u4e0b\u9762\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u5982\u4f55\u4f7f\u7528Python\u5b9e\u73b0\u8fd9\u4e00\u76ee\u6807\u3002<\/p>\n<\/p>\n

\u4e00\u3001\u5b9a\u4e49\u7d20\u6570\u5224\u5b9a\u51fd\u6570<\/h3>\n<\/p>\n

\u9996\u5148\uff0c\u6211\u4eec\u9700\u8981\u4e00\u4e2a\u51fd\u6570\u6765\u5224\u65ad\u4e00\u4e2a\u6570\u5b57\u662f\u5426\u662f\u7d20\u6570\u3002\u7d20\u6570\u662f\u6307\u5927\u4e8e1\u4e14\u53ea\u80fd\u88ab1\u548c\u81ea\u8eab\u6574\u9664\u7684\u81ea\u7136\u6570\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u51fd\u6570\u6765\u5b9e\u73b0\u8fd9\u4e00\u5224\u5b9a\uff1a<\/p>\n<\/p>\n

def is_prime(num):<\/p>\n
    if num <= 1:<\/p>\n
        return False<\/p>\n
    for i in range(2, int(num  0.5) + 1):<\/p>\n
        if num % i == 0:<\/p>\n
            return False<\/p>\n
    return True<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u51fd\u6570\u4e2d\uff0c\u9996\u5148\u6392\u9664\u4e86\u5c0f\u4e8e\u7b49\u4e8e1\u7684\u6570\u5b57\uff0c\u7136\u540e\u4f7f\u7528\u4e00\u4e2a\u5faa\u73af\u4ece2\u5230\u6570\u5b57\u7684\u5e73\u65b9\u6839\u68c0\u67e5\u662f\u5426\u6709\u5176\u4ed6\u56e0\u6570\u3002\u5982\u679c\u5b58\u5728\u56e0\u6570\uff0c\u5219\u8be5\u6570\u5b57\u4e0d\u662f\u7d20\u6570\u3002<\/p>\n<\/p>\n
\u4e8c\u3001\u4e3b\u51fd\u6570\uff1a\u627e\u5230\u524dn\u4e2a\u7d20\u6570<\/h3>\n<\/p>\n
\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u9700\u8981\u4e00\u4e2a\u4e3b\u51fd\u6570\u6765\u627e\u5230\u524dn\u4e2a\u7d20\u6570\uff0c\u5e76\u5c06\u5b83\u4eec\u5b58\u50a8\u5728\u4e00\u4e2a\u5217\u8868\u4e2d\u3002\u6211\u4eec\u53ef\u4ee5\u8fd9\u6837\u5b9e\u73b0\uff1a<\/p>\n<\/p>\n
def generate_primes(n):<\/p>\n
    primes = []<\/p>\n
    num = 2<\/p>\n
    while len(primes) < n:<\/p>\n
        if is_prime(num):<\/p>\n
            primes.append(num)<\/p>\n
        num += 1<\/p>\n
    return primes<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u51fd\u6570\u4e2d\uff0c\u4f7f\u7528\u4e00\u4e2awhile\u5faa\u73af\u4e0d\u65ad\u68c0\u67e5\u6570\u5b57\u662f\u5426\u662f\u7d20\u6570\uff0c\u5e76\u5c06\u7d20\u6570\u6dfb\u52a0\u5230\u5217\u8868\u4e2d\uff0c\u76f4\u5230\u5217\u8868\u7684\u957f\u5ea6\u8fbe\u5230n\u3002<\/p>\n<\/p>\n
\u4e09\u3001\u4f18\u5316\u7b97\u6cd5<\/h3>\n<\/p>\n
\u5bf9\u4e8e\u5927\u89c4\u6a21\u7684\u7d20\u6570\u67e5\u627e\uff0c\u4ee5\u4e0a\u7b97\u6cd5\u53ef\u80fd\u4f1a\u6bd4\u8f83\u6162\u3002\u53ef\u4ee5\u4f7f\u7528\u57c3\u62c9\u6258\u8272\u5c3c\u7b5b\u6cd5\u6765\u4f18\u5316\u7b97\u6cd5\u3002\u57c3\u62c9\u6258\u8272\u5c3c\u7b5b\u6cd5\u662f\u4e00\u79cd\u9ad8\u6548\u7684\u7b97\u6cd5\uff0c\u7528\u4e8e\u627e\u51fa\u5c0f\u4e8e\u67d0\u4e2a\u6570\u7684\u6240\u6709\u7d20\u6570\u3002\u4e0b\u9762\u662f\u5b9e\u73b0\u4ee3\u7801\uff1a<\/p>\n<\/p>\n
def sieve_of_eratosthenes(limit):<\/p>\n
    sieve = [True] * (limit + 1)<\/p>\n
    sieve[0] = sieve[1] = False<\/p>\n
    for start in range(2, int(limit  0.5) + 1):<\/p>\n
        if sieve[start]:<\/p>\n
            for i in range(start * start, limit + 1, start):<\/p>\n
                sieve[i] = False<\/p>\n
    return [num for num, is_prime in enumerate(sieve) if is_prime]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u4e2a\u51fd\u6570\u4e2d\uff0c\u6211\u4eec\u751f\u6210\u4e00\u4e2a\u5e03\u5c14\u5217\u8868\u6765\u8868\u793a\u6bcf\u4e2a\u6570\u5b57\u662f\u5426\u662f\u7d20\u6570\uff0c\u5e76\u4f7f\u7528\u7b5b\u6cd5\u5c06\u5408\u6570\u6807\u8bb0\u4e3aFalse\u3002\u6700\u540e\uff0c\u8fd4\u56de\u4e00\u4e2a\u5305\u542b\u6240\u6709\u7d20\u6570\u7684\u5217\u8868\u3002<\/p>\n<\/p>\n
\u56db\u3001\u7efc\u5408\u5b9e\u73b0<\/h3>\n<\/p>\n
\u7ed3\u5408\u4ee5\u4e0a\u5185\u5bb9\uff0c\u6211\u4eec\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u7efc\u5408\u5b9e\u73b0\uff0c\u6839\u636e\u7528\u6237\u8f93\u5165\u7684n\u503c\u6765\u51b3\u5b9a\u4f7f\u7528\u54ea\u79cd\u65b9\u6cd5\u3002\u4ee5\u4e0b\u662f\u5b8c\u6574\u4ee3\u7801\uff1a<\/p>\n<\/p>\n
def is_prime(num):<\/p>\n
    if num <= 1:<\/p>\n
        return False<\/p>\n
    for i in range(2, int(num  0.5) + 1):<\/p>\n
        if num % i == 0:<\/p>\n
            return False<\/p>\n
    return True<\/p>\n
def generate_primes(n):<\/p>\n
    primes = []<\/p>\n
    num = 2<\/p>\n
    while len(primes) < n:<\/p>\n
        if is_prime(num):<\/p>\n
            primes.append(num)<\/p>\n
        num += 1<\/p>\n
    return primes<\/p>\n
def sieve_of_eratosthenes(limit):<\/p>\n
    sieve = [True] * (limit + 1)<\/p>\n
    sieve[0] = sieve[1] = False<\/p>\n
    for start in range(2, int(limit  0.5) + 1):<\/p>\n
        if sieve[start]:<\/p>\n
            for i in range(start * start, limit + 1, start):<\/p>\n
                sieve[i] = False<\/p>\n
    return [num for num, is_prime in enumerate(sieve) if is_prime]<\/p>\n
def get_first_n_primes(n):<\/p>\n
    if n <= 100:<\/p>\n
        return generate_primes(n)<\/p>\n
    else:<\/p>\n
        limit = n * 15  # This is a heuristic value; it can be adjusted<\/p>\n
        primes = sieve_of_eratosthenes(limit)<\/p>\n
        return primes[:n]<\/p>\n
Example usage<\/strong><\/h2>\n
n = 10<\/p>\n
print(f"The first {n} prime numbers are: {get_first_n_primes(n)}")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e94\u3001\u8be6\u7ec6\u63cf\u8ff0\u548c\u793a\u4f8b<\/h3>\n<\/p>\n
\u5728\u4ee5\u4e0a\u4ee3\u7801\u4e2d\uff0c\u6211\u4eec\u9996\u5148\u5b9a\u4e49\u4e86\u4e00\u4e2a\u7528\u4e8e\u5224\u65ad\u7d20\u6570\u7684\u51fd\u6570is_prime<\/code>\uff0c\u7136\u540e\u5b9a\u4e49\u4e86\u4e00\u4e2a\u7528\u4e8e\u751f\u6210\u524dn\u4e2a\u7d20\u6570\u7684\u51fd\u6570generate_primes<\/code>\u3002\u4e3a\u63d0\u9ad8\u6548\u7387\uff0c\u6211\u4eec\u8fd8\u5b9e\u73b0\u4e86\u57c3\u62c9\u6258\u8272\u5c3c\u7b5b\u6cd5\u7684\u51fd\u6570sieve_of_eratosthenes<\/code>\u3002\u6700\u540e\uff0c\u5728get_first_n_primes<\/code>\u51fd\u6570\u4e2d\uff0c\u6211\u4eec\u6839\u636en\u7684\u5927\u5c0f\u9009\u62e9\u5408\u9002\u7684\u65b9\u6cd5\u6765\u751f\u6210\u7d20\u6570\u3002<\/p>\n<\/p>\n
\u4f8b\u5982\uff0c\u5982\u679c\u6211\u4eec\u5e0c\u671b\u627e\u5230\u524d10\u4e2a\u7d20\u6570\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<\/p>\n
n = 10<\/p>\n
print(f"The first {n} prime numbers are: {get_first_n_primes(n)}")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u5c06\u8f93\u51fa\uff1a<\/p>\n<\/p>\n
The first 10 prime numbers are: [2, 3, 5, 7, 11, 13, 17, 19, 23, 29]<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\uff0c\u6211\u4eec\u53ef\u4ee5\u9ad8\u6548\u5730\u627e\u5230\u524dn\u4e2a\u7d20\u6570\uff0c\u5e76\u4e14\u4ee3\u7801\u5177\u6709\u826f\u597d\u7684\u6269\u5c55\u6027\u548c\u53ef\u8bfb\u6027\u3002\u65e0\u8bba\u662f\u5c0f\u89c4\u6a21\u8fd8\u662f\u5927\u89c4\u6a21\u7684\u7d20\u6570\u67e5\u627e\uff0c\u90fd\u80fd\u591f\u901a\u8fc7\u9009\u62e9\u5408\u9002\u7684\u7b97\u6cd5\u6765\u4f18\u5316\u6027\u80fd\u3002<\/p>\n<\/p>\n
\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
 \u5982\u4f55\u786e\u5b9a\u4e00\u4e2a\u6570\u662f\u5426\u4e3a\u7d20\u6570\uff1f<\/strong>
\u5224\u65ad\u4e00\u4e2a\u6570\u662f\u5426\u4e3a\u7d20\u6570\u7684\u57fa\u672c\u65b9\u6cd5\u662f\u68c0\u67e5\u5b83\u662f\u5426\u53ea\u80fd\u88ab1\u548c\u81ea\u8eab\u6574\u9664\u3002\u53ef\u4ee5\u901a\u8fc7\u5c1d\u8bd5\u9664\u4ee5\u5c0f\u4e8e\u8be5\u6570\u5e73\u65b9\u6839\u7684\u6240\u6709\u6574\u6570\u6765\u9a8c\u8bc1\u8fd9\u4e00\u70b9\u3002\u5982\u679c\u8be5\u6570\u6ca1\u6709\u4efb\u4f55\u53ef\u6574\u9664\u7684\u56e0\u5b50\uff0c\u5219\u5b83\u662f\u7d20\u6570\u3002<\/p>\n
\u7528Python\u8f93\u51fa\u7d20\u6570\u65f6\u6709\u4ec0\u4e48\u6709\u6548\u7684\u65b9\u6cd5\uff1f<\/strong>
\u5728Python\u4e2d\uff0c\u8f93\u51fa\u7d20\u6570\u7684\u5e38\u7528\u65b9\u6cd5\u5305\u62ec\u4f7f\u7528\u7b5b\u6cd5\uff08\u5982\u57c3\u62c9\u6258\u65af\u7279\u5c3c\u7b5b\u6cd5\uff09\u548c\u7b80\u5355\u7684\u5faa\u73af\u68c0\u67e5\u3002\u57c3\u62c9\u6258\u65af\u7279\u5c3c\u7b5b\u6cd5\u662f\u4e00\u79cd\u9ad8\u6548\u7684\u7b97\u6cd5\uff0c\u9002\u5408\u751f\u6210\u8f83\u5927\u8303\u56f4\u5185\u7684\u7d20\u6570\uff1b\u800c\u7b80\u5355\u7684\u5faa\u73af\u68c0\u67e5\u9002\u5408\u8f83\u5c0f\u8303\u56f4\u7684\u7d20\u6570\u751f\u6210\u3002<\/p>\n
\u5982\u679c\u6211\u60f3\u8f93\u51fa\u524dn\u9879\u7d20\u6570\uff0c\u5982\u4f55\u4f18\u5316\u4ee3\u7801\u4ee5\u63d0\u9ad8\u6548\u7387\uff1f<\/strong>
\u53ef\u4ee5\u8003\u8651\u4f7f\u7528\u4e00\u4e2a\u5217\u8868\u6765\u5b58\u50a8\u5df2\u627e\u5230\u7684\u7d20\u6570\uff0c\u5e76\u5728\u5bfb\u627e\u4e0b\u4e00\u4e2a\u7d20\u6570\u65f6\u4ec5\u5bf9\u8fd9\u4e9b\u7d20\u6570\u8fdb\u884c\u68c0\u67e5\u3002\u8fd9\u79cd\u65b9\u6cd5\u53ef\u4ee5\u663e\u8457\u51cf\u5c11\u8ba1\u7b97\u91cf\uff0c\u4ece\u800c\u63d0\u9ad8\u6548\u7387\u3002\u6b64\u5916\uff0c\u5229\u7528\u6570\u5b66\u7279\u6027\uff0c\u5982\u7d20\u6570\u95f4\u9694\u7684\u89c4\u5f8b\uff0c\u6216\u4f7f\u7528\u591a\u7ebf\u7a0b\u5904\u7406\uff0c\u90fd\u662f\u4f18\u5316\u4ee3\u7801\u7684\u6709\u6548\u65b9\u5f0f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u8981\u7528Python\u8f93\u51fa\u524dn\u9879\u7d20\u6570\uff0c\u53ef\u4ee5\u4f7f\u7528\u4e00\u4e2a\u7b80\u5355\u7684\u7b97\u6cd5\u6765\u5224\u65ad\u4e00\u4e2a\u6570\u5b57\u662f\u5426\u662f\u7d20\u6570\uff0c\u5e76\u5c06\u8fd9\u4e9b\u7d20\u6570\u5b58\u50a8\u5728\u4e00\u4e2a\u5217\u8868\u4e2d\uff0c […]","protected":false},"author":3,"featured_media":1061298,"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\/1061294"}],"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=1061294"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1061294\/revisions"}],"predecessor-version":[{"id":1061300,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1061294\/revisions\/1061300"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1061298"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1061294"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1061294"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1061294"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}