{"id":431,"date":"2010-11-22T18:22:00","date_gmt":"2010-11-22T10:22:00","guid":{"rendered":"http:\/\/localhost\/?p=431"},"modified":"2010-11-22T18:22:00","modified_gmt":"2010-11-22T10:22:00","slug":"shoi2007_bookcase_bookcases_size","status":"publish","type":"post","link":"https:\/\/www.shuizilong.com\/wjmzbmr\/?p=431","title":{"rendered":"[Shoi2007]Bookcase \u4e66\u67dc\u7684\u5c3a\u5bf8"},"content":{"rendered":"\n

[Shoi2007]Bookcase \u4e66\u67dc\u7684\u5c3a\u5bf8 <\/p>\n

Time Limit:5000MS  Memory Limit:65536K
Total Submit:21 Accepted:7
Case Time Limit:1000MS<\/p>\n

Description <\/strong><\/p>\n

Tom\u4e0d\u559c\u6b22\u90a3\u79cd\u4e00\u5b57\u957f\u9f99\u5f0f\u7684\u5927\u4e66\u67b6\uff0c\u4ed6\u53ea\u60f3\u8981\u4e00\u4e2a\u5c0f\u4e66\u67dc\u6765\u5b58\u653e\u4ed6\u7684\u7cfb\u5217\u5de5\u5177\u4e66\u3002Tom\u6253\u7b97\u628a\u4e66\u67dc\u653e\u5728\u684c\u5b50\u7684\u540e\u9762\uff0c\u8fd9\u6837\u9700\u8981\u67e5\u4e66\u7684\u65f6\u5019\u5c31\u53ef\u4ee5\u4e0d\u7528\u8d77\u8eab\u79bb\u5f00 \u4e86\u3002\u663e\u7136\uff0c\u8fd9\u79cd\u4e66\u67dc\u4e0d\u80fd\u592a\u5927\uff0cTom\u5e0c\u671b\u5b83\u7684\u4f53\u79ef\u8d8a\u5c0f\u8d8a\u597d\u3002\u53e6\u5916\uff0c\u51fa\u4e8e\u4ed6\u7684\u5ba1\u7f8e\u8981\u6c42\uff0c\u4ed6\u53ea\u60f3\u8981\u4e00\u4e2a\u4e09\u5c42\u7684\u4e66\u67dc\u3002\u4e3a\u4e86\u7269\u5c3d\u5176\u7528\uff0cTom\u89c4\u5b9a\u6bcf\u5c42\u5fc5\u987b\u81f3\u5c11\u653e\u4e00 \u672c\u4e66\u3002\u73b0\u5728\u7684\u95ee\u9898\u662f\uff0cTom\u600e\u4e48\u5206\u914d\u4ed6\u7684\u5de5\u5177\u4e66\uff0c\u624d\u80fd\u8ba9\u6728\u5320\u9020\u51fa\u6700\u5c0f\u7684\u4e66\u67dc\u6765\u5462\uff1f
Tom\u5f88\u5feb\u610f\u8bc6\u5230\u8fd9\u662f\u4e00\u4e2a\u6570\u5b66\u95ee\u9898\u3002\u6bcf\u672c\u4e66\u90fd\u6709\u81ea\u5df1\u7684\u9ad8\u5ea6hi\u548c\u539a\u5ea6ti\u3002\u6211\u4eec\u9700\u8981\u6c42\u7684\u662f\u4e00\u4e2a\u5206\u914d\u65b9\u6848\uff0c\u4e5f\u5c31\u662f\u8981\u6c42\u628a\u6240\u6709\u7684\u4e66\u5206\u914d\u5728S1\u3001S2\u548c S3\u4e09\u4e2a\u975e\u7a7a\u96c6\u5408\u91cc\u9762\u7684\u4e00\u4e2a\uff0c\u4e0d\u91cd\u590d\u4e5f\u4e0d\u9057\u6f0f\uff0c\u90a3\u4e48\uff0c\u5f88\u660e\u663e\uff0c\u4e66\u67dc\u6b63\u9762\u8868\u9762\u79ef\uff08S\uff09\u7684\u8ba1\u7b97\u516c\u5f0f\u5c31\u662f\uff1a

\u7531\u4e8e\u4e66\u67dc\u7684\u6df1\u5ea6\u662f\u56fa\u5b9a\u7684\uff08\u663e\u7136\uff0c\u5b83\u5e94\u8be5\u7b49\u4e8e\u90a3\u672c\u6700\u5bbd\u7684\u4e66\u7684\u957f\u5ea6\uff09\uff0c\u6240\u4ee5\u8981\u6c42\u4e66\u67dc\u7684\u4f53\u79ef\u6700\u5c0f\u5c31\u662f\u8981\u6c42S\u6700\u5c0f\u3002Tom\u79bb\u7b54\u6848\u53ea\u6709\u4e00\u6b65\u4e4b\u9065\u4e86\u3002\u4e0d\u8fc7\u5f88\u9057 \u61be\uff0cTom\u5e76\u4e0d\u64c5\u957f\u4e8e\u7f16\u7a0b\uff0c\u4e8e\u662f\u4ed6\u9080\u8bf7\u4f60\u6765\u5e2e\u52a9\u4ed6\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\u3002 <\/p>\n

Input <\/strong><\/p>\n

\u6587\u4ef6\u7684\u7b2c\u4e00\u884c\u53ea\u6709\u4e00\u4e2a\u6574\u6570n\uff083\u2264n\u226470\uff09\uff0c\u4ee3\u8868\u4e66\u672c\u7684\u672c\u6570\u3002\u63a5\u4e0b\u6765\u6709n\u884c\uff0c\u6bcf\u884c\u6709\u4e24\u4e2a\u6574\u6570hi\u548cti\uff0c\u4ee3\u8868\u6bcf\u672c\u4e66\u7684\u9ad8\u5ea6\u548c\u539a\u5ea6\uff0c\u6211\u4eec\u4fdd\u8bc1 150\u2264hi\u2264300\uff0c5\u2264ti\u226430\u3002 <\/p>\n

Output <\/strong><\/p>\n

\u53ea\u6709\u4e00\u884c\uff0c\u5373\u8f93\u51fa\u6700\u5c0f\u7684S\u3002<\/p>\n

Sample Input <\/strong><\/p>\n

4
220 29
195 20
200 9
180 30<\/p>\n

Sample Output <\/strong><\/p>\n

18000<\/p>\n

Source <\/strong><\/p>\n

Day2<\/p>\n

\u54ce\u3002\u3002\u56de\u5230\u6b63\u5e38\u72b6\u6001\u4e86\u3002\u3002\u5f00\u59cb\u5199\u89e3\u9898\u62a5\u544a>_<\u3002\u3002\u3002
\u53cd\u6b63\u6211\u73b0\u5728\u611f\u89c9\u9898\u76ee\u795e\u9a6c\u505a\u591a\u5c11\u90fd\u662f\u6d6e\u4e91\u3002\u3002\u3002\u4e5f\u5c31\u90a3\u4e48\u51e0\u4e2a\u6838\u5fc3\u601d\u60f3>_<\u3002\u3002
\u9996\u5148\u8fd9\u9898\u81ea\u7136\u8981dp\u3002\u3002\u66b4\u529bdp\u8bb0\u5f55\u6bcf\u5c42\u663e\u7136\u4e0d\u53ef\u80fd>_<\u3002\u3002dp\u81ea\u7136\u9700\u8981\u4e00\u4e2a\u5e8f\u3002\u3002\u5bbd\u5ea6\u663e\u7136\u4e0d\u80fd\u4e3a\u6211\u4eec\u63d0\u4f9b\u5e8f>_<\u3002\u3002\u56e0\u4e3a\u5bf9\u4e8e\u5bbd\u5ea6\u7684\u64cd\u4f5c\u662f\u548c\u3002\u3002\u800c\u548c\u8fd9\u73a9\u610f\u662f\u5bf9\u79f0\u7684\u3002\u3002\u3002
\u6240\u4ee5\u8981\u627e\u4e00\u4e2a\u5e8f\u3002\u3002\u3002
1)Dp\u8981\u6709\u5e8f\u3002\u3002\u3002\u5bfb\u627e\u5e8f\u3002\u3002
2)\u795e\u9a6c\u662f\u5e8f\u5462\u3002\u3002\u4e00\u822c\u6765\u8bf4\u662f\u8981\u5148\u51b3\u5b9a\u6700\u91cd\u8981\u7684>_<\u3002\u3002\u800c\u9ad8\u5ea6\u5927\u7684\u663e\u7136\u6bd4\u8f83\u91cd\u8981\uff0c\u6240\u4ee5\u6309\u9ad8\u5ea6\u6392\u5e8f\u3002\u3002
\u90a3\u4e48\u72b6\u6001\u5c31\u51fa\u6765\u4e86\u3002\u3002Dp[i][w1][w2]\u8868\u793a\u524di\u4e2a\u67dc\u5b50\uff0c\u7b2c\u4e00\u4e2a\u5c42\u5bbd\u5ea6\u548cw1\uff0c\u7b2c\u4e8c\u4e2a\u5c42\u5bbd\u5ea6\u548cw2\u3002\u3002
\u90a3\u4e48\u7b2c\u4e09\u4e2a\u5c42\u7684\u5bbd\u5ea6\u548c\u4e5f\u5c31\u662f\u53ef\u4ee5\u7b97\u51fa\u6765\u3002\u3002
\u8868\u793a\u795e\u9a6c\u5462\uff1f\u8868\u793a\u4e09\u5c42\u6bcf\u5c42\u6700\u5927\u503c\u7684\u6700\u5c0f\u548c\u3002
\u8003\u8651\u7b2ci\u4e2a\u653e\u5165w1\u3002\u3002\u5982\u679cw1\u4e3a0\u3002\u90a3\u4e48\u7531\u4e8e\u540e\u9762\u7684\u90fd\u6bd4\u73b0\u5728\u7684\u5c0f\uff0c\u7b2c\u4e00\u5c42\u6700\u5927\u503c\u5c31\u662f\u7b2ci\u4e2a\u7684\u9ad8\u5ea6\u3002\u3002
\u5982\u679cw1\u4e0d\u4e3a0.\u90a3\u4e48\u5bf9\u6700\u5927\u503c\u5c31\u6ca1\u6709\u5f71\u54cd\u3002\u3002
\u5c31\u53ef\u4ee5\u505a\u4e86>_<\u3002\u3002\u5e38\u6570\u8981\u4f18\u5316\u4e00\u4e0b\u3002\u3002\u3002 <\/p>\n","protected":false},"excerpt":{"rendered":"

[Shoi2007]Bookcase \u4e66\u67dc\u7684\u5c3a\u5bf8 Time Limit:5000MS  Memory Limit:65536KTotal Submit:21 Accepted:7 Case Time Limit:1000MS Description Tom\u4e0d\u559c\u6b22\u90a3\u79cd\u4e00\u5b57\u957f\u9f99\u5f0f\u7684\u5927\u4e66\u67b6\uff0c\u4ed6\u53ea\u60f3\u8981\u4e00\u4e2a\u5c0f\u4e66\u67dc\u6765\u5b58\u653e\u4ed6\u7684\u7cfb\u5217\u5de5\u5177\u4e66\u3002Tom\u6253\u7b97\u628a\u4e66\u67dc\u653e\u5728\u684c\u5b50\u7684\u540e\u9762\uff0c\u8fd9\u6837\u9700\u8981\u67e5\u4e66\u7684\u65f6\u5019\u5c31\u53ef\u4ee5\u4e0d\u7528\u8d77\u8eab\u79bb\u5f00 \u4e86\u3002\u663e\u7136\uff0c\u8fd9\u79cd\u4e66\u67dc\u4e0d\u80fd\u592a\u5927\uff0cTom\u5e0c\u671b\u5b83\u7684\u4f53\u79ef\u8d8a\u5c0f\u8d8a\u597d\u3002\u53e6\u5916\uff0c\u51fa\u4e8e\u4ed6\u7684\u5ba1\u7f8e\u8981\u6c42\uff0c\u4ed6\u53ea\u60f3\u8981\u4e00\u4e2a\u4e09\u5c42\u7684\u4e66\u67dc\u3002\u4e3a\u4e86\u7269\u5c3d\u5176\u7528\uff0cTom\u89c4\u5b9a\u6bcf\u5c42\u5fc5\u987b\u81f3\u5c11\u653e\u4e00 \u672c\u4e66\u3002\u73b0\u5728\u7684\u95ee\u9898\u662f\uff0cTom\u600e\u4e48\u5206\u914d\u4ed6\u7684\u5de5\u5177\u4e66\uff0c\u624d\u80fd\u8ba9\u6728\u5320\u9020\u51fa\u6700\u5c0f\u7684\u4e66\u67dc\u6765\u5462\uff1f Tom\u5f88\u5feb\u610f\u8bc6\u5230\u8fd9\u662f\u4e00\u4e2a\u6570\u5b66\u95ee\u9898\u3002\u6bcf\u672c\u4e66\u90fd\u6709\u81ea\u5df1\u7684\u9ad8\u5ea6hi\u548c\u539a\u5ea6ti\u3002\u6211\u4eec\u9700\u8981\u6c42\u7684\u662f\u4e00\u4e2a\u5206\u914d\u65b9\u6848\uff0c\u4e5f\u5c31\u662f\u8981\u6c42\u628a\u6240\u6709\u7684\u4e66\u5206\u914d\u5728S1\u3001S2\u548c S3\u4e09\u4e2a\u975e\u7a7a\u96c6\u5408\u91cc\u9762\u7684\u4e00\u4e2a\uff0c\u4e0d\u91cd\u590d\u4e5f\u4e0d\u9057\u6f0f\uff0c\u90a3\u4e48\uff0c\u5f88\u660e\u663e\uff0c\u4e66\u67dc\u6b63\u9762\u8868\u9762\u79ef\uff08S\uff09\u7684\u8ba1\u7b97\u516c\u5f0f\u5c31\u662f\uff1a \u7531\u4e8e\u4e66\u67dc\u7684\u6df1\u5ea6\u662f\u56fa\u5b9a\u7684\uff08\u663e\u7136\uff0c\u5b83\u5e94\u8be5\u7b49\u4e8e\u90a3\u672c\u6700\u5bbd\u7684\u4e66\u7684\u957f\u5ea6\uff09\uff0c\u6240\u4ee5\u8981\u6c42\u4e66\u67dc\u7684\u4f53\u79ef\u6700\u5c0f\u5c31\u662f\u8981\u6c42S\u6700\u5c0f\u3002Tom\u79bb\u7b54\u6848\u53ea\u6709\u4e00\u6b65\u4e4b\u9065\u4e86\u3002\u4e0d\u8fc7\u5f88\u9057 \u61be\uff0cTom\u5e76\u4e0d\u64c5\u957f\u4e8e\u7f16\u7a0b\uff0c\u4e8e\u662f\u4ed6\u9080\u8bf7\u4f60\u6765\u5e2e\u52a9\u4ed6\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\u3002 Input \u6587\u4ef6\u7684\u7b2c\u4e00\u884c\u53ea\u6709\u4e00\u4e2a\u6574\u6570n\uff083\u2264n\u226470\uff09\uff0c\u4ee3\u8868\u4e66\u672c\u7684\u672c\u6570\u3002\u63a5\u4e0b\u6765\u6709n\u884c\uff0c\u6bcf\u884c\u6709\u4e24\u4e2a\u6574\u6570hi\u548cti\uff0c\u4ee3\u8868\u6bcf\u672c\u4e66\u7684\u9ad8\u5ea6\u548c\u539a\u5ea6\uff0c\u6211\u4eec\u4fdd\u8bc1 150\u2264hi\u2264300\uff0c5\u2264ti\u226430\u3002 Output \u53ea\u6709\u4e00\u884c\uff0c\u5373\u8f93\u51fa\u6700\u5c0f\u7684S\u3002 Sample Input 4220 29195 20200 9180 30 Sample Output 18000 Source Day2 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