{"id":164043,"date":"2020-10-05T23:14:18","date_gmt":"2020-10-05T15:14:18","guid":{"rendered":"http:\/\/4563.org\/?p=164043"},"modified":"2020-10-05T23:14:18","modified_gmt":"2020-10-05T15:14:18","slug":"%e5%ae%9e%e6%97%b6%e8%ae%a1%e7%ae%97%e7%9a%84%e6%a6%82%e7%8e%87%e5%85%88%e6%9c%89%e4%bc%98%e5%8a%bf%e8%bf%98%e6%98%af%e5%90%8e%e6%9c%89%e4%bc%98%e5%8a%bf","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=164043","title":{"rendered":"\u5b9e\u65f6\u8ba1\u7b97\u7684\u6982\u7387\u5148\u6709\u4f18\u52bf\u8fd8\u662f\u540e\u6709\u4f18\u52bf"},"content":{"rendered":"
\n
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\u5b9e\u65f6\u8ba1\u7b97\u7684\u6982\u7387\u5148\u6709\u4f18\u52bf\u8fd8\u662f\u540e\u6709\u4f18\u52bf <\/h1>\n

<\/p>\n

\n
\u8cc7\u6df1\u5927\u4f6c : leaveeel <\/span> <\/i> 0<\/span> <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n
<\/p>\n

\u89c4\u5219\uff1a\u6709 X \u4e2a\u4eba\u8fdb\u884c\u968f\u673a\u6b63\u6574\u6570\u7f16\u53f7\uff0c\u53d6\u5230\u7684\u6570\u5b57\u4e0d\u5220\u9664\uff0c\u6309\u7167\u4f60\u83b7\u5f97\u6570\u5b57\u65f6\u7684\u5927\u5c0f\u8fdb\u884c\u5224\u65ad\uff0c\u5f53\u4f60\u7684\u7f16\u53f7\u5927\u4e8e 80%\u7684\u4eba\u65f6\u5c31\u901a\u8fc7\uff0c\u5426\u5219\u88ab\u6dd8\u6c70\u3002<\/p>\n

\u8865\u5145\u89c4\u5219\uff1a1 \u3001\u4f60\u5e76\u4e0d\u77e5\u9053\u81ea\u5df1\u662f\u7b2c\u51e0\u4e2a\uff1b 2 \u3001\u76f8\u540c\u6570\u5b57\u89c6\u4e3a\u81ea\u5df1\u7684\u5927\uff1b 3 \u3001\u4e0d\u8003\u8651\u540c\u65f6\u7f16\u53f7\u7684\u60c5\u51b5\uff1b 4 \u3001\u7b2c\u4e00\u4e2a\u7f16\u53f7\u7684\u89c6\u4e3a\u5927\u4e8e\u6240\u6709\u4eba\uff0c100%\u901a\u8fc7\u3002<\/p>\n

\u4e3e\u4f8b\uff1a
1 \uff09\u7b2c\u4e00\u4e2a\u83b7\u53d6\u7f16\u53f7\uff1a\u5927\u4e8e 100%\u7684\u4eba\u3002\u901a\u8fc7
2 \uff09\u7b2c\u4e8c\u4e2a\u83b7\u53d6\u7f16\u53f7\uff1a\u5047\u8bbe\u6bd4\u7b2c\u4e00\u4e2a\u4eba\u5c0f\uff0c\u5927\u4e8e 0%\u7684\u4eba\u3002\u6dd8\u6c70
3 \uff09\u7b2c\u4e09\u4e2a\u83b7\u53d6\u7f16\u53f7\uff1a\u5047\u8bbe\u524d\u4e24\u4e2a\u4eba\u53f7\u7801\u662f[1,3]\uff0c\u4f60\u7684\u53f7\u7801[2]\uff0c\u5927\u4e8e 50%\u7684\u4eba\u3002\u6dd8\u6c70
4 \uff09\u7b2c\u5341\u4e2a\u83b7\u53d6\u7f16\u53f7\uff1a\u5047\u8bbe\u524d\u4e5d\u4e2a\u4eba\u53f7\u7801\u662f[1,1,1,1,1,1,1,1,2]\uff0c\u4f60\u7684\u53f7\u7801[1]\uff0c\u5927\u4e8e 88%\u7684\u4eba\u3002\u901a\u8fc7
\u2026\u2026<\/p>\n

\u5982\u679c\u73b0\u5728\u4f60\u53ef\u4ee5\u9009\u62e9\u5728 Y \uff08 Y>1 \uff09\u4e2a\u4eba\u83b7\u53d6\u8fc7\u4e4b\u540e\u83b7\u53d6\uff0c\u90a3\u4e48 Y \u4e3a\u4ec0\u4e48\u503c\u6216\u8005\u4ec0\u4e48\u8303\u56f4\u65f6\u901a\u8fc7\u7684\u6982\u7387\u6700\u5927\uff1f<\/p>\n<\/p><\/div>\n

\u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (2<\/span>) <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n
    \n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : chocovon <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u8fd9\u79cd\u6700\u597d\u662f\u7528\u4ee3\u7801\u6a21\u62df\u8dd1\u4e00\u4e0b <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : noe132 <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u7b2c\u4e8c\u53d6\u6982\u7387\u662f 1\/2
    \u7b2c\u4e09\u53d6\u6982\u7387\u662f 1\/3
    \u7b2c\u56db\u53d6\u6982\u7387\u662f 1\/4
    \u7b2c\u4e94\u53d6\u6982\u7387\u662f 1\/5
    \u7b2c\u516d\u53d6\u6982\u7387\u662f 2\/6<\/p>\n

    \u4f60\u9700\u8981\u6253\u8d25\u7684\u4eba\u6570\u4e3a ceil(y * 0.8)
    \u4f60\u83b7\u80dc\u7684\u51e0\u7387\u4e3a 1 – (ceil(y * 0.8) \/ (y + 1))<\/p>\n

    \u5f53 y >> \u221e \u65f6
    \u83b7\u80dc\u51e0\u7387\u6570\u5217\u7684\u6781\u9650\u5e94\u8be5\u4e3a 1 – (0.8y \/ y) = 20%
    \u5f88\u660e\u7ec6\u6982\u7387\u6700\u9ad8\u7684\u65f6\u5019\u5c31\u662f ceil(0.8y) \/ 0.8y \u6bd4\u503c\u6700\u5c0f\u7684\u65f6\u5019\u3002<\/p>\n

    \"\u5b9e\u65f6\u8ba1\u7b97\u7684\u6982\u7387\u5148\u6709\u4f18\u52bf\u8fd8\u662f\u540e\u6709\u4f18\u52bf\"<\/p>\n

    \u6839\u636e\u56fe\u50cf y=1 \u65f6\u6700\u5927\u3002 <\/p><\/div>\n<\/p><\/div>\n<\/li>\n

  • \n","protected":false},"excerpt":{"rendered":"

    \u5b9e\u65f6\u8ba1\u7b97\u7684\u6982\u7387\u5148\u6709\u4f18\u52bf\u8fd8\u662f\u540e\u6709\u4f18\u52bf…<\/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\/164043"}],"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=164043"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/164043\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=164043"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=164043"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=164043"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}