{"id":347,"date":"2010-08-18T15:30:00","date_gmt":"2010-08-18T07:30:00","guid":{"rendered":"http:\/\/localhost\/?p=347"},"modified":"2010-08-18T15:30:00","modified_gmt":"2010-08-18T07:30:00","slug":"ahoi2005","status":"publish","type":"post","link":"https:\/\/www.shuizilong.com\/wjmzbmr\/?p=347","title":{"rendered":"AHOI2005"},"content":{"rendered":"

[Ahoi2005]LANE \u822a\u7ebf\u89c4\u5212<\/a>
\u8fd9\u9898\u76ee\u770b\u4e0a\u53bb\u5f88BT\u3002\u3002\u4f46\u60f3\u60f3\u4e5f\u4e0d\u96be\u56e7\u3002\u3002\u9996\u5148\u80af\u5b9a\u662f\u8981\u5012\u8fc7\u6765\u5904\u7406\u7684\u3002\u3002
\u7136\u540e\u5efa\u4e00\u9897\u6811\uff0c\u90a3\u4e48\u53ef\u4ee5\u53d1\u73b0\u975e\u6811\u8fb9\u80af\u5b9a\u4e0d\u662f\u5272\u8fb9\uff0c\u540c\u65f6\u672c\u6765\u6811\u4e0a\u90fd\u662f\u5272\u8fb9\u3002
\u63d2\u5165\u4e00\u6761\u8fb9\u540e\uff0c\u8fd9\u6761\u8def\u5f84\u4e0a\u6240\u6709\u7684\u8fb9\u5c31\u90fd\u4e0d\u662f\u5272\u8fb9\u4e86\u3002\u3002
\u90a3\u4e48\u53d8\u6210\u4e00\u4e2a\u8def\u5f84\u7ef4\u62a4\u95ee\u9898\u3002\u3002\u3002\u770b\u4e0a\u53bb\u6811\u94fe\u5256\u5206\u4e00\u4e0b\u5c31\u6ca1\u95ee\u9898\u4e86\u3002\u3002
\u4e0d\u8fc7\u4ecezxytim\u795e\u725b\u54ea\u91cc\u77e5\u9053\u4e86\u4e00\u4e2a\u66f4\u52a0NB\u7684\u505a\u6cd5\u3002\u3002\u5c31\u662f\u8fd9\u4e2a\u9898\u76ee\u8ddf\u4e00\u822c
\u7684\u8def\u5f84\u8be2\u95ee\/\u4fee\u6539\u95ee\u9898\u4e0d\u540c\u5728\u4e8e\u6bcf\u6761\u8fb9\u6700\u591a\u88abMark\u4e00\u6b21\uff0c\u90a3\u4e48\u663e\u7136\u53ef\u4ee5\u5f04\u4e00\u4e2a
\u5e73\u644aO\uff08m\uff09\u7684\u505a\u6cd5\uff0c\u518d\u4e00\u60f3\u53d1\u73b0\u53ea\u8981\u7528\u5e76\u67e5\u96c6\u7ef4\u62a4\u67d0\u4e2a\u70b9\u5f80\u4e0a\u7b2c\u4e00\u4e2a\u672a\u88ab\u8986\u76d6
\u7684\u7956\u5148\u5c31\u53ef\u4ee5\u4e86\u3002\u3002\u7136\u540eDfs\u5efa\u68f5\u6811\uff0c\u7528\u6811\u72b6\u6570\u7ec4\u7ef4\u62a4\u4e00\u4e0b\u3002\u3002\u518d\u5199\u4e2aLca\u5c31\u5dee\u4e0d\u591a\u4e86\u3002\u3002
\u6211WA\u4e86\u597d\u51e0\u6b21\u662f\u56e0\u4e3a\u6570\u7ec4\u5f00\u5c0f\u4e86\u56e7\u3002\u3002\u3002
[Ahoi2005]Code \u77ff\u85cf\u7f16\u7801
\u8fd9\u4e2a\u9898\u76ee\u4e5f\u6ca1\u4ec0\u4e48\u597d\u8bf4\u7684\uff0c\u5199\u4e2a\u9ad8\u7cbe\u5ea6\uff0c\u518d\u626b\u63cf\u4e00\u4e0b\u5c31\u6beb\u65e0\u95ee\u9898\u4e86\u3002\u3002\u3002
[Ahoi2005]SHUFFLE \u6d17\u724c
\u8fd9\u4e2a\u9898\u76ee\u4e4b\u524d\u8bb2\u8fc7\u4e86\u3002\u3002\u4e0d\u8fc7\u6211\u89c9\u5f97\u8fd9\u79cd\u9898\u76ee\u7684\u96be\u70b9\u8fd8\u5728\u4e8e\u53d1\u73b0\u89c4\u5f8b\uff0c\u4e4b\u540e\u7684\u89e3\u65b9\u7a0b
\u5c31\u6c34\u5230\u6e20\u6210\u4e86\u3002\u3002
[Ahoi2005]VIRUS \u75c5\u6bd2\u68c0\u6d4b
\u8fd9\u4e2a\u7834\u9898\u76ee\u3002\u3002\u4e00\u5f00\u59cb\u6211TLE\u4e86\u597d\u51e0\u6b21\u56e0\u4e3a\u6211\u7528\u4e86\u8bb0\u5fc6\u5316\u641c\u7d22\u56e7\u3002\u3002
\u8bbe\u6a21\u677f\u4e32\u4e3aA\uff0c\u5f53\u524d\u4e32\u4e3aB
\u6069\u3002\u3002\u662f\u8fd9\u6837\u6837\u5b50\u7684\uff0c\u8bbeF[i][j]\u8868\u793aA\u7684\u524di\u4e2a\u8ddfB\u7684\u524dj\u4e2a\u662f\u5426\u5339\u914d\u3002\u3002
\u90a3\u4e48F[i][j]=
{
A[i]=’*’  : f[i][j-1]|f[i-1][j-1]|F[i-1][j]
A[i]=’?’ : f[i-1][j-1]
else f[i-1][j-1]&&A[i]=B[j]
} 
[Ahoi2005]CROSS \u7a7f\u8d8a\u78c1\u573a
\u6069\u3002\u3002\u8fd9\u4e2a\u9898\u76ee\u79bb\u6563\u5316\u4e00\u4e0b\u3002\u3002\u7136\u540e\u518d\u968f\u4fbf\u5957\u4e2a\u6700\u77ed\u8def\u5c31\u53ef\u4ee5\u89e3\u51b3\u4e86\u3002\u3002
\u4e0d\u8fc7\u7531\u4e8e\u8fb9\u6743\u8981\u4e48\u662f0\u8981\u4e48\u662f1\uff0c\u6709O\uff08m\uff09\u7684\u7b97\u6cd5\u3002\u3002
[Ahoi2005]COMMON \u7ea6\u6570\u7814\u7a76
\u8fd9\u4e2a\u9898\u76ee\u53ea\u8981\u8003\u8651\u6bcf\u4e2a\u56e0\u5b50\u51fa\u73b0\u7684\u6b21\u6570\u5c31\u53ef\u4ee5\u4e86\u3002\u3002 <\/p>\n","protected":false},"excerpt":{"rendered":"

[Ahoi2005]LANE \u822a\u7ebf\u89c4\u5212\u8fd9\u9898\u76ee\u770b\u4e0a\u53bb\u5f88BT\u3002\u3002\u4f46\u60f3\u60f3\u4e5f\u4e0d\u96be\u56e7\u3002\u3002\u9996\u5148\u80af\u5b9a\u662f\u8981\u5012\u8fc7\u6765\u5904\u7406\u7684\u3002\u3002\u7136\u540e\u5efa\u4e00\u9897\u6811\uff0c\u90a3\u4e48\u53ef\u4ee5\u53d1\u73b0\u975e\u6811\u8fb9\u80af\u5b9a\u4e0d\u662f\u5272\u8fb9\uff0c\u540c\u65f6\u672c\u6765\u6811\u4e0a\u90fd\u662f\u5272\u8fb9\u3002\u63d2\u5165\u4e00\u6761\u8fb9\u540e\uff0c\u8fd9\u6761\u8def\u5f84\u4e0a\u6240\u6709\u7684\u8fb9\u5c31\u90fd\u4e0d\u662f\u5272\u8fb9\u4e86\u3002\u3002\u90a3\u4e48\u53d8\u6210\u4e00\u4e2a\u8def\u5f84\u7ef4\u62a4\u95ee\u9898\u3002\u3002\u3002\u770b\u4e0a\u53bb\u6811\u94fe\u5256\u5206\u4e00\u4e0b\u5c31\u6ca1\u95ee\u9898\u4e86\u3002\u3002\u4e0d\u8fc7\u4ecezxytim\u795e\u725b\u54ea\u91cc\u77e5\u9053\u4e86\u4e00\u4e2a\u66f4\u52a0NB\u7684\u505a\u6cd5\u3002\u3002\u5c31\u662f\u8fd9\u4e2a\u9898\u76ee\u8ddf\u4e00\u822c\u7684\u8def\u5f84\u8be2\u95ee\/\u4fee\u6539\u95ee\u9898\u4e0d\u540c\u5728\u4e8e\u6bcf\u6761\u8fb9\u6700\u591a\u88abMark\u4e00\u6b21\uff0c\u90a3\u4e48\u663e\u7136\u53ef\u4ee5\u5f04\u4e00\u4e2a\u5e73\u644aO\uff08m\uff09\u7684\u505a\u6cd5\uff0c\u518d\u4e00\u60f3\u53d1\u73b0\u53ea\u8981\u7528\u5e76\u67e5\u96c6\u7ef4\u62a4\u67d0\u4e2a\u70b9\u5f80\u4e0a\u7b2c\u4e00\u4e2a\u672a\u88ab\u8986\u76d6\u7684\u7956\u5148\u5c31\u53ef\u4ee5\u4e86\u3002\u3002\u7136\u540eDfs\u5efa\u68f5\u6811\uff0c\u7528\u6811\u72b6\u6570\u7ec4\u7ef4\u62a4\u4e00\u4e0b\u3002\u3002\u518d\u5199\u4e2aLca\u5c31\u5dee\u4e0d\u591a\u4e86\u3002\u3002\u6211WA\u4e86\u597d\u51e0\u6b21\u662f\u56e0\u4e3a\u6570\u7ec4\u5f00\u5c0f\u4e86\u56e7\u3002\u3002\u3002[Ahoi2005]Code \u77ff\u85cf\u7f16\u7801\u8fd9\u4e2a\u9898\u76ee\u4e5f\u6ca1\u4ec0\u4e48\u597d\u8bf4\u7684\uff0c\u5199\u4e2a\u9ad8\u7cbe\u5ea6\uff0c\u518d\u626b\u63cf\u4e00\u4e0b\u5c31\u6beb\u65e0\u95ee\u9898\u4e86\u3002\u3002\u3002[Ahoi2005]SHUFFLE \u6d17\u724c \u8fd9\u4e2a\u9898\u76ee\u4e4b\u524d\u8bb2\u8fc7\u4e86\u3002\u3002\u4e0d\u8fc7\u6211\u89c9\u5f97\u8fd9\u79cd\u9898\u76ee\u7684\u96be\u70b9\u8fd8\u5728\u4e8e\u53d1\u73b0\u89c4\u5f8b\uff0c\u4e4b\u540e\u7684\u89e3\u65b9\u7a0b\u5c31\u6c34\u5230\u6e20\u6210\u4e86\u3002\u3002[Ahoi2005]VIRUS \u75c5\u6bd2\u68c0\u6d4b\u8fd9\u4e2a\u7834\u9898\u76ee\u3002\u3002\u4e00\u5f00\u59cb\u6211TLE\u4e86\u597d\u51e0\u6b21\u56e0\u4e3a\u6211\u7528\u4e86\u8bb0\u5fc6\u5316\u641c\u7d22\u56e7\u3002\u3002\u8bbe\u6a21\u677f\u4e32\u4e3aA\uff0c\u5f53\u524d\u4e32\u4e3aB\u6069\u3002\u3002\u662f\u8fd9\u6837\u6837\u5b50\u7684\uff0c\u8bbeF[i][j]\u8868\u793aA\u7684\u524di\u4e2a\u8ddfB\u7684\u524dj\u4e2a\u662f\u5426\u5339\u914d\u3002\u3002\u90a3\u4e48F[i][j]={A[i]=’*’  : f[i][j-1]|f[i-1][j-1]|F[i-1][j]A[i]=’?’ : f[i-1][j-1]else f[i-1][j-1]&&A[i]=B[j]}  [Ahoi2005]CROSS \u7a7f\u8d8a\u78c1\u573a\u6069\u3002\u3002\u8fd9\u4e2a\u9898\u76ee\u79bb\u6563\u5316\u4e00\u4e0b\u3002\u3002\u7136\u540e\u518d\u968f\u4fbf\u5957\u4e2a\u6700\u77ed\u8def\u5c31\u53ef\u4ee5\u89e3\u51b3\u4e86\u3002\u3002\u4e0d\u8fc7\u7531\u4e8e\u8fb9\u6743\u8981\u4e48\u662f0\u8981\u4e48\u662f1\uff0c\u6709O\uff08m\uff09\u7684\u7b97\u6cd5\u3002\u3002[Ahoi2005]COMMON \u7ea6\u6570\u7814\u7a76\u8fd9\u4e2a\u9898\u76ee\u53ea\u8981\u8003\u8651\u6bcf\u4e2a\u56e0\u5b50\u51fa\u73b0\u7684\u6b21\u6570\u5c31\u53ef\u4ee5\u4e86\u3002\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[10],"tags":[],"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/www.shuizilong.com\/wjmzbmr\/index.php?rest_route=\/wp\/v2\/posts\/347"}],"collection":[{"href":"https:\/\/www.shuizilong.com\/wjmzbmr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.shuizilong.com\/wjmzbmr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.shuizilong.com\/wjmzbmr\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.shuizilong.com\/wjmzbmr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=347"}],"version-history":[{"count":0,"href":"https:\/\/www.shuizilong.com\/wjmzbmr\/index.php?rest_route=\/wp\/v2\/posts\/347\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.shuizilong.com\/wjmzbmr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=347"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.shuizilong.com\/wjmzbmr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=347"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.shuizilong.com\/wjmzbmr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=347"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}