\u603b\u65f6\u95f4\u9650\u5236:<\/p>\n
\n 1000ms\n<\/p><\/blockquote>\n
\u5185\u5b58\u9650\u5236:<\/p>\n
\n 65536kB\n<\/p><\/blockquote>\n
\u63cf\u8ff0<\/p>\n
\n \u4efb\u4f55\u4e00\u4e2a\u6b63\u6574\u6570\u90fd\u53ef\u4ee5\u75282\u7684\u5e42\u6b21\u65b9\u8868\u793a\u3002\u4f8b\u5982\uff1a
\n 137=27+23+20
\n \u540c\u65f6\u7ea6\u5b9a\u65b9\u6b21\u7528\u62ec\u53f7\u6765\u8868\u793a\uff0c\u5373ab\u53ef\u8868\u793a\u4e3aa(b)\u3002\u7531\u6b64\u53ef\u77e5\uff0c137\u53ef\u8868\u793a\u4e3a\uff1a
\n 2(7)+2(3)+2(0)
\n \u8fdb\u4e00\u6b65\uff1a7=22+2+20\uff0821\u75282\u8868\u793a\uff09
\n 3=2+20
\n \u6240\u4ee5\u6700\u540e137\u53ef\u8868\u793a\u4e3a\uff1a
\n 2(2(2)+2+2(0))+2(2+2(0))+2(0)
\n \u53c8\u5982\uff1a
\n 1315=210+28+25+2+1
\n \u6240\u4ee51315\u6700\u540e\u53ef\u8868\u793a\u4e3a\uff1a
\n 2(2(2+2(0))+2)+2(2(2+2(0)))+2(2(2)+2(0))+2+2(0)\n<\/p><\/blockquote>\n\u8f93\u5165<\/p>\n
\n \u4e00\u4e2a\u6b63\u6574\u6570n\uff08n\u226420000\uff09\u3002\n<\/p><\/blockquote>\n
\u8f93\u51fa<\/p>\n
\n \u4e00\u884c\uff0c\u7b26\u5408\u7ea6\u5b9a\u7684n\u76840\uff0c2\u8868\u793a\uff08\u5728\u8868\u793a\u4e2d\u4e0d\u80fd\u6709\u7a7a\u683c\uff09\u3002\n<\/p><\/blockquote>\n
\u6837\u4f8b\u8f93\u5165<\/p>\n
\n 137\n<\/p><\/blockquote>\n
\u6837\u4f8b\u8f93\u51fa<\/p>\n
\n 2(2(2)+2+2(0))+2(2+2(0))+2(0)\n<\/p><\/blockquote>\n
\u6765\u6e90<\/p>\n
\n NOIP1998\u590d\u8d5b \u666e\u53ca\u7ec4 \u7b2c\u4e00\u9898\n<\/p><\/blockquote>\n
\u6211\u771f\u7684\u662f\u89c9\u5f97\u9012\u5f52\u96be\u60f3\u3001\u96be\u5199\uff0c\u5728\u53c2\u8003\u4e86\u5927\u795e\u7684\u4ee3\u7801\u540e\u5199\u51fa\u3002
\n\u4ee3\u7801\u4e0e\u89e3\u91ca:<\/p>\n#include<\/span>\n#include <\/span>\nusing<\/span> namespace<\/span> std<\/span>;\nvoid<\/span> Fun(int<\/span> m);\nint<\/span> main(){\n int<\/span> m;\n while<\/span>(cin<\/span> >> m){\n Fun(m);\n cout<\/span> << endl;\n }\n return<\/span> 0<\/span>;\n}\nvoid<\/span> Fun(int<\/span> m){\n if<\/span>(m == 2<\/span>){ \/\/\u7279\u6b8a\u5f62\u5f0f\u5355\u72ec\u8003\u8651\uff0c\u9012\u5f52\u7ed3\u675f<\/span>\n cout<\/span> << \"2\"<\/span>;\n return<\/span>;\n }\n if<\/span>(m == 1<\/span>){ \/\/\u7279\u6b8a\u5f62\u5f0f\u5355\u72ec\u8003\u8651\uff0c\u9012\u5f52\u7ed3\u675f<\/span>\n cout<\/span> << \"2(0)\"<\/span>;\n return<\/span>;\n }\n int<\/span> p = 1<\/span>,n = 0<\/span>; \/\/n\u8bb0\u5f55\u5e42\u6b21\uff0cp\u662f\u4e00\u4e2a\u6570\uff0c\u5c3d\u91cf\u4e0em\u63a5\u8fd1<\/span>\n while<\/span>(p <= m){ \/\/\u4f7fp\u4e0em\u6700\u63a5\u8fd1<\/span>\n p *= 2<\/span>;\n n++; \/\/\u6700\u63a5\u8fd1\u65f6\u7684\u5e42<\/span>\n }\n if<\/span>(m == p\/2<\/span>){ \/\/m\u6b63\u597d\u662f\u4e00\u4e2a2\u6b21\u5e42\uff0c\u65e0\u9700\u5e26+<\/span>\n cout<\/span> << \"2(\"<\/span>;\n Fun(n - 1<\/span>);\n cout<\/span> << \")\"<\/span>;\n }\n else<\/span> \/\/m\u4e0d\u6b63\u597d\u662f\u4e00\u4e2a\u4e8c\u6b21\u5e42\uff0c\u9700\u8981\u8868\u793a\u6210\u591a\u9879<\/span>\n {\n if<\/span>(p\/2<\/span>==2<\/span>) \/\/m\u662f3\u65f6\uff0c\u4e00\u79cd\u7279\u6b8a\u60c5\u51b5<\/span>\n {\n cout<\/span> << \"2\"<\/span>;\n cout<\/span> << \"+\"<\/span>;\n Fun(m-p\/2<\/span>); \/\/\u53ef\u4ee5\u76f4\u63a5\u5199\u4e3aFun(1)\uff0c\u56e0\u4e3a\u8fd9\u79cd\u60c5\u51b5\u672c\u8eab\u5c31\u662fm=3\u65f6\u624d\u4f7f\u7528<\/span>\n }\n else<\/span> \/\/m\u4e0d\u662f3\u65f6\u7684\u60c5\u51b5<\/span>\n {\n cout<\/span> << \"2(\"<\/span>;\n Fun(n - 1<\/span>);\n cout<\/span> << \")+\"<\/span>; \/\/\u52a0\u53e6\u5916\u7684\u9879<\/span>\n Fun(m - p\/2<\/span>); \/\/\u5c06\u5269\u4f59\u7684\u518d\u9012\u5f52\u6c42\u89e3<\/span>\n }\n }\n}<\/code><\/pre>\n \u4ee5\u4e0a\u4ee3\u7801\u7ecfOpenJudge\u5224\u5b9a\u901a\u8fc7\u3002\u7b2c43\u884c\u6539\u4e3a\u6ce8\u91ca\u91cc\u7684\u5f62\u5f0fOpenJudge\u4e5f\u901a\u8fc7\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
2\u7684\u5e42\u6b21\u65b9\u8868\u793a \u603b\u65f6\u95f4\u9650\u5236: 1000ms \u5185\u5b58\u9650\u5236: 65536kB \u63cf\u8ff0 \u4efb\u4f55\u4e00\u4e2a\u6b63\u6574\u6570\u90fd\u53ef\u4ee5\u75282\u7684\u5e42\u6b21\u65b9… \u7ee7\u7eed\u9605\u8bfb NOIP1998\u590d\u8d5b:2\u7684\u5e42\u6b21\u65b9\u8868\u793a<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[22],"tags":[44],"class_list":["post-107","post","type-post","status-publish","format-standard","hentry","category-22","tag-44"],"_links":{"self":[{"href":"https:\/\/wangliguang.cn\/index.php?rest_route=\/wp\/v2\/posts\/107","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wangliguang.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wangliguang.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wangliguang.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/wangliguang.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=107"}],"version-history":[{"count":1,"href":"https:\/\/wangliguang.cn\/index.php?rest_route=\/wp\/v2\/posts\/107\/revisions"}],"predecessor-version":[{"id":680,"href":"https:\/\/wangliguang.cn\/index.php?rest_route=\/wp\/v2\/posts\/107\/revisions\/680"}],"wp:attachment":[{"href":"https:\/\/wangliguang.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=107"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wangliguang.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=107"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wangliguang.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=107"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}