{"id":100,"date":"2011-08-02T22:57:00","date_gmt":"2011-08-02T14:57:00","guid":{"rendered":"http:\/\/wangkaixuan.tech\/?p=100"},"modified":"2020-06-03T22:58:03","modified_gmt":"2020-06-03T14:58:03","slug":"zoj-1828-fibonacci-numbers","status":"publish","type":"post","link":"http:\/\/www.wangkaixuan.tech\/?p=100","title":{"rendered":"zoj 1828 Fibonacci Numbers"},"content":{"rendered":"\n<pre class=\"wp-block-code\"><code>\/*\n\u8fd9\u96be\u9053\u8bf4\u662f\u4f20\u8bf4\u4e2d\u7684\u5751D\u9898\u4e48\uff1f\uff1f\n\u8ba9\u8f93\u5165\u591a\u7ec4\u6570\u636e\u4e00\u70b9\u63d0\u793a\u90fd\u4e0d\u7ed9\n\u96be\u602a\u6d4b\u8bd5\u6570\u636e\u6b63\u786e\u5374\u4e00\u76f4WA\n\u5148\u662f\u6000\u7591N\u5b9a\u4e49\u7684\u4e0d\u591f\u5927\n\u540e\u6765\u53c8\u6000\u7591memset()\u548cmemcpy()\u6570\u636e\u592a\u5927\u53ef\u80fd\u4e0d\u652f\u6301\n\u6700\u540e\u53d1\u73b0\u7adf\u7136\u662f\u3002\u3002\u3002\n\u54ce\uff0c\u4e0d\u8bf4\u4e86\n\u4e0a\u4ee3\u7801\n\u4ee5\u540e\u5f15\u4ee5\u4e3a\u9274\n\u5176\u5b9e\u5373\u4f7f\u662f\u5355\u7ec4\u6570\u636e\n\u6309\u591a\u7ec4\u6570\u636e\u6765\u5904\u7406\u4e5f\u662f\u53ef\u4ee5\u7684 \n\u6240\u4ee5\u4ee5\u540e\u90fd\u6309\u591a\u7ec4\u6570\u636e\u5904\u7406\n\u4fdd\u9669\uff01 \n*\/\n#define LOCAL\n#include&lt;iostream>\n#include&lt;cstring>\n#define N 1001\nusing namespace std;\nint main()\n{\n#ifdef LOCAL\n       freopen(\"input.txt\",\"r\",stdin);\n       freopen(\"output.txt\",\"w\",stdout);\n#endif\n    int sum&#91;N],a&#91;N],b&#91;N],n,i,j,t;\n    while(cin>>n)\n    {\n        if(n&lt;=2)\n        {cout&lt;&lt;1&lt;&lt;endl;continue;}\n        n-=2;\n        memset(a,0,sizeof(a));\n        memset(b,0,sizeof(b));\n        memset(sum,0,sizeof(sum));\n        a&#91;0]=b&#91;0]=1;\n        while(n--)\n        {\n           for(i=0;i&lt;N;i++)\n              sum&#91;i]=a&#91;i]+b&#91;i];\n           for(i=0;i&lt;N;i++)\n           {\n              t=sum&#91;i]\/10;\n              sum&#91;i]=sum&#91;i]%10;\n              sum&#91;i+1]+=t;                \n            }   \n            memcpy(a,b,sizeof(int)*N);\n            memcpy(b,sum,sizeof(int)*N);            \n        }\n        i=N-1;\n        while(!sum&#91;i]) i--;\n        for(;i>=0;i--)\n            cout&lt;&lt;sum&#91;i];\n        cout&lt;&lt;endl;\n    }\n    return 0;\n}<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7],"tags":[],"class_list":["post-100","post","type-post","status-publish","format-standard","hentry","category-06-01-acm"],"_links":{"self":[{"href":"http:\/\/www.wangkaixuan.tech\/index.php?rest_route=\/wp\/v2\/posts\/100","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.wangkaixuan.tech\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.wangkaixuan.tech\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.wangkaixuan.tech\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/www.wangkaixuan.tech\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=100"}],"version-history":[{"count":0,"href":"http:\/\/www.wangkaixuan.tech\/index.php?rest_route=\/wp\/v2\/posts\/100\/revisions"}],"wp:attachment":[{"href":"http:\/\/www.wangkaixuan.tech\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=100"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.wangkaixuan.tech\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=100"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.wangkaixuan.tech\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=100"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}