{"id":199516,"date":"2020-11-04T13:51:02","date_gmt":"2020-11-04T05:51:02","guid":{"rendered":"http:\/\/4563.org\/?p=199516"},"modified":"2020-11-04T13:51:02","modified_gmt":"2020-11-04T05:51:02","slug":"%e7%bc%96%e7%a8%8b%e9%87%8c%e4%b8%80%e4%b8%aa%e7%ae%80%e5%8d%95%e7%9a%84%e6%95%b0%e5%ad%a6%e9%97%ae%e9%a2%98%ef%bc%9f","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=199516","title":{"rendered":"\u7f16\u7a0b\u91cc\u4e00\u4e2a\u7b80\u5355\u7684\u6570\u5b66\u95ee\u9898\uff1f"},"content":{"rendered":"
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\u7f16\u7a0b\u91cc\u4e00\u4e2a\u7b80\u5355\u7684\u6570\u5b66\u95ee\u9898\uff1f <\/h1>\n

<\/p>\n

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\u8cc7\u6df1\u5927\u4f6c : nutting <\/span> <\/i> 3<\/span> <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n
\u5c0f\u6570\uff0c\u6bd4\u5982 0.1\uff0c0.05 \uff0c0.37 \uff0c0.005 \uff0c\u60f3\u8ba9\u4ed6\u53d8\u6210\u6574\u6570\uff0c\u7b2c\u4e00\u4e2a\u9700\u8981\u4e58\u4ee5 10\uff0c\u540e\u4e24\u4e2a\u9700\u8981\u4e58 100\uff0c\u6700\u540e\u4e58 1000\uff0c\u600e\u4e48\u8ba1\u7b97\u51fa\u6765\u662f 10\uff0c100\uff0c1000\uff0c\u4e5f\u5c31\u662f\u6709\u51e0\u4f4d\u5c0f\u6570\uff1f\u901a\u8fc7\u4ee3\u7801\u5b9e\u73b0\uff0c\u96be\u9053\u53ea\u80fd\u8f6c\u5b57\u7b26\u6570\u4f4d\u6570\uff1f <\/div>\n
\u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (11<\/span>) <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n
    \n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : pdszhmilo <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u662f\u7684\u3002\u5b57\u7b26\u4e32\u5224\u65ad <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
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    \u8cc7\u6df1\u5927\u4f6c : th00000 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u5982\u679c\u8fd9\u4e9b\u6570\u5b57\u6765\u6e90\u662f\u4e1a\u52a1\u7684\u8bdd, \u770b\u4e1a\u52a1\u5bf9\u5e94\u7684\u5c0f\u6570\u70b9\u6700\u591a\u5230\u591a\u5c11, \u4e0d\u592a\u79bb\u8c31\u7684\u8bdd\u9012\u5f52\u4e58\u4ee5\u662f 10 \u4e5f\u53ef\u4ee5 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
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    \u8cc7\u6df1\u5927\u4f6c : AllenHua <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u9664\u4e86\u5b57\u7b26\u4e32<\/p>\n

    \u8bd5\u8bd5\u666e\u901a\u7684\u5faa\u73af\uff1f \u4e58\u4ee5 10 \u5f97\u5230\u6574\u6570 break \uff1b\u6ca1\u6709\u7684\u8bdd \u7ee7\u7eed\u4e58\u4ee5 100\uff0c\u5f97\u5230\u6574\u6570 break; \u6ca1\u6709\u7684\u8bdd \u7ee7\u7eed\u4e58\u4ee5 1000\u2026\u2026 \u5982\u6b64\u4ee5\u5f80 break \u7684\u65f6\u5019 \u4e58\u4e86\u591a\u5c11\u5c31\u662f\u8981\u7684\u7ed3\u679c <\/p><\/div>\n<\/p><\/div>\n<\/li>\n

  • \n
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    \u8cc7\u6df1\u5927\u4f6c : misdake <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u5bf9\u4e8e\u6b63\u6570\uff0c\u53d6\u4ee5 10 \u4e3a\u5e95\u7684\u5bf9\u6570\uff0c\u6bd4\u5982 log10(0.05)=-1.30103\uff0c\u9700\u8981+2 \u624d\u80fd\u5927\u4e8e 0\uff0c\u6240\u4ee5\u662f\u5c0f\u6570\u70b9\u540e\u7b2c\u4e8c\u4f4d
    \u7528\u8fd9\u79cd\u6570\u5b66\u65b9\u6cd5\u7684\u8bdd\uff0c\u4e0d\u540c\u7684\u8ba1\u7b97\u65b9\u5f0f\u53ef\u80fd\u6709\u8bef\u5dee\uff0c\u9700\u8981\u6ce8\u610f\uff0c0.3-0.2=0.09999999999999998 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
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    \u8cc7\u6df1\u5927\u4f6c : misdake <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @misdake \u770b\u9519\u95ee\u9898\u4e86\uff0c\u521a\u624d\u4ee5\u4e3a\u662f\u6c42\u6700\u9ad8\u4f4d\u5728\u7b2c\u51e0\u4f4d\u3002
    \u6c42\u4f4d\u6570\u7684\u8bdd\uff0c\u6211\u60f3\u5c31\u4e0d\u65ad\u4e58\u4ee5 10 \u5224\u65ad\u8fd8\u6709\u6ca1\u6709\u5c0f\u6570\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
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    \u8cc7\u6df1\u5927\u4f6c : 0x2CA <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u5176\u4ed6\u56de\u7b54\u7684\u662f\u53ef\u4ee5\u5b9e\u73b0\u7684,\u4f46\u662f\u6709\u4e00\u4e9b\u7279\u6b8a\u60c5\u51b5,\u6709\u4e00\u4e9b\u7f16\u7a0b\u8bed\u8a00\u6709\u8bbe\u8ba1\u7f3a\u9677,\u6bd4\u5982 0.1+0.02 \u53ef\u80fd\u4f1a\u53d8\u6210 0.12000000000001,\u60f3\u81ea\u52a8\u5316\u662f\u4e0d\u9760\u8c31\u7684,\u4f60\u9700\u8981\u4e86\u89e3\u4f60\u7684\u7f16\u7a0b\u8bed\u8a00\u6709\u6ca1\u6709\u8fd9\u4e9b\u9677\u9631 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
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    \u8cc7\u6df1\u5927\u4f6c : QingchuanZhang <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    while(abs(x-floor(x))) > eps:
    x *= 10 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
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    \u8cc7\u6df1\u5927\u4f6c : llej <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    “`javascript
    String(0.005).split(‘.’)[1] * (10 ** String(0.005).split(‘.’)[1].length )
    “` <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
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    \u8cc7\u6df1\u5927\u4f6c : yonoho <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u8f6c\u5b57\u7b26\u4e32\u5e94\u8be5\u662f\u6700\u5408\u9002\u7684\uff0c\u91cd\u590d\u4e58 10 \u4e0d\u597d\uff0c\u53ef\u80fd\u51fa\u73b0\u7cbe\u5ea6\u95ee\u9898\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
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    \u8cc7\u6df1\u5927\u4f6c : ssynhtn <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u5982\u679c\u4f60\u7684\u5c0f\u6570\u662f\u6d6e\u70b9\u6570\uff0c\u7528\u4f4d\u8fd0\u7b97\u63d0\u53d6\u51fa\u8fd9\u4e2a\u6d6e\u70b9\u6570 2 \u7684\u5e42\u6b21\u5c31\u53ef\u4ee5\u4e86 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
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    \u8cc7\u6df1\u5927\u4f6c : wangtian2020 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u8f6c\u5b57\u7b26\u4e32\uff0c\u770b\u5c0f\u6570\u70b9\u540e\u957f\u5ea6\u662f\u591a\u5c11 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n","protected":false},"excerpt":{"rendered":"

    \u7f16\u7a0b\u91cc\u4e00\u4e2a\u7b80\u5355\u7684\u6570\u5b66\u95ee\u9898\uff1f \u8cc7\u6df1\u5927…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[],"_links":{"self":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/199516"}],"collection":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=199516"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/199516\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=199516"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=199516"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=199516"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}