{"id":125474,"date":"2020-06-21T06:31:07","date_gmt":"2020-06-20T22:31:07","guid":{"rendered":"http:\/\/4563.org\/?p=125474"},"modified":"2020-06-21T06:31:07","modified_gmt":"2020-06-20T22:31:07","slug":"%e8%af%b7%e9%97%ae%e6%b1%82%e8%a7%a3%e8%bf%99%e4%b8%aa%e4%b8%8d%e5%8f%af%e5%91%8a%e4%ba%ba%e7%9a%84%e7%ad%94%e6%a1%88","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=125474","title":{"rendered":"\u8bf7\u95ee\u6c42\u89e3\u8fd9\u4e2a\u4e0d\u53ef\u544a\u4eba\u7684\u7b54\u6848~"},"content":{"rendered":"
\n
\n
\n

\u8bf7\u95ee\u6c42\u89e3\u8fd9\u4e2a\u4e0d\u53ef\u544a\u4eba\u7684\u7b54\u6848~ <\/h1>\n

<\/p>\n

\n
\u8cc7\u6df1\u5927\u4f6c : ijrou <\/span> <\/i> 15<\/span> <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n
\u4e24\u4e2a\u76f8\u4e92\u5916\u5207\u7684\u5706\u540c\u65f6\u5185\u5207\u4e8e\u5355\u4f4d\u5706 C \u3002\u8fde\u63a5\u4e09\u5706\u5fc3\u7684\u76f4\u7ebf\u5782\u76f4\u4e8e\u5706 C \u5916\u7684\u76f4\u7ebf AB\uff0c\u4e14\u5706\u5fc3 C \u5230 AB \u7684\u8ddd\u79bb\u4e3a\u5706 C \u76f4\u5f84\u3002
\u82e5\u8981\u4f7f\u8fd9\u4e09\u4e2a\u5706\u6240\u56f4\u6210\u7684\u5e73\u9762\u56fe\u5f62\u7ed5 AB \u65cb\u8f6c\u65f6\u6240\u5f97\u65cb\u8f6c\u4f53\u4f53\u79ef\u6700\u5927\uff0c\u8bd5\u8ba1\u7b97\u4e24\u4e2a\u5c0f\u5706\u534a\u5f84\u3002
\u6709\uff1aString \u771f\u8a00 = “******************\u656c\u4e1a****”;
\/\/\u3000* \u5b9e\u9645\u5185\u5bb9\u4f60\u61c2\u7684\uff5e
\u5219\uff1a\u771f\u8a00.repeat(65535).substring(\u5206\u6bcd, \u6839\u53f7\u5185); \u7ed3\u679c\u4e3a\uff1f <\/div>\n
\u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (5<\/span>) <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n
    \n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : zhz1237ok <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u5927\u5706\u534a\u5f84\u662f 1\/2\uff0c\u4e24\u4e2a\u5c0f\u5706\u7684\u534a\u5f84\u8bbe\u4e3a R1 \u548c R2\uff0c\u6240\u8981\u6c42\u7684\u7684\u4f53\u79ef\u6700\u5927\u5176\u5b9e\u5c31\u662f\u9762\u79ef\u6700\u5927\uff0c\u5c31\u662f\u5927\u5706\u9762\u79ef\u51cf\u53bb\u4e24\u4e2a\u5c0f\u5706\u9762\u79ef\uff0c\u5c31\u662f\u6c42 1\/4\u03c0-1\/2\u03c0(R1^2+R2^2)\u7684\u6700\u5927\u503c <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : zhz1237ok <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    R1=1\/2-R2
    \u5219\u5c31\u662f\u6c42-\u03c0R2^2+1\/2\u03c0R2+1\/8\u03c0\u7684\u6700\u5927\u503c
    R2=R1=1\/4 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : zhz1237ok <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u641e\u9519\u4e86\uff0c\u5355\u4f4d\u5706\u534a\u5f84\u662f 1 \u554a\uff0c\u5c0f\u5706\u534a\u5f84\u7b54\u6848\u662f 1\/2 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : zhz1237ok <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    \u4e22\u4eba\u4e86\uff0c\u4e0d\u662f\u8fd9\u4e48\u7b97\u7684\uff1a
    \u5148\u4e86\u89e3\u4e0b\u53e4\u9c81\u91d1\u5b9a\u7406
    \u53cd\u6b63\u5927\u5706\u4f53\u79ef\u56fa\u5b9a\u5728\u90a3\u91cc\uff0c\u53ea\u8981\u62a0\u6389\u4e24\u4e2a\u5c0f\u5706\u7684\u4f53\u79ef\u5c3d\u91cf\u5c0f\u3002\u90a3\u4e48\u663e\u7136\u8f83\u5927\u7684\u5c0f\u5706 A \u5e94\u5f53\u653e\u5728\u5185\u4fa7\uff0c\u8f83\u5c0f\u7684\u5c0f\u5706 B \u653e\u5728\u5916\u4fa7\u3002\u8bbe A \u534a\u5f84 a\uff0c\u5219 b \u534a\u5f84 r-a\uff0c\u76f4\u63a5\u6c42\u6316\u53bb\u7684\u7a7a\u5fc3\u4f53\u79ef
    V=2\u03c0(r+a)\u03c0a\u00b2+2\u03c0(2r+a)\u03c0(r-a)\u00b2\u7684\u6700\u5c0f\u503c\u5373\u53ef\uff0c\u6c42\u5bfc\u5f97\u5230 a=(\u221a19-1)r\/6 \uff08\u8ba1\u7b97\u4e0d\u4e00\u5b9a\u51c6\u786e\uff09
    \u7b54\u6848\u6765\u81ea\u8d34\u5427\u5927\u4f6c @Zinglon <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
    \u8cc7\u6df1\u5927\u4f6c : xiaonan10ll <\/span> <\/div>\n
    <\/i> <\/span> <\/div>\n<\/p><\/div>\n
    @zhz1237ok \u591a\u8c22\u5de8\u4f6c\u554a\u3002\u3002\u3002 <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n","protected":false},"excerpt":{"rendered":"

    \u8bf7\u95ee\u6c42\u89e3\u8fd9\u4e2a\u4e0d\u53ef\u544a\u4eba\u7684\u7b54\u6848~ \u8cc7\u6df1…<\/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\/125474"}],"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=125474"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/125474\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=125474"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=125474"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=125474"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}