DZY loves colors, and he enjoys painting.On a colorful day, DZY gets a colorful ribbon, which consists ofnunits (they are numbered from1tonfrom left t...
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其他好文 时间：
2015-08-18 13:54:40
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210
链接：http://acm.zju.edu.cn/onlinejudge/showProblem.do?problemCode=1610
Count the Colors
Time Limit: 2 Seconds Memory Limit: 65536 KB
Painting some colored segments on a line, some previousl...
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其他好文 时间：
2015-08-18 12:05:58
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126
Problem Description
Eddy begins to like painting pictures recently ,he is sure of himself to become a painter.Every day Eddy draws pictures in his small room, and he usually puts out his newest pic...
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编程语言 时间：
2015-08-17 17:19:11
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264
Safecracker
Problem Description
=== Op tech briefing, 2002/11/02 06:42 CST ===
"The item is locked in a Klein safe behind a painting in the second-floor library. Klein safes are extremely ra...
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其他好文 时间：
2015-08-17 14:04:54
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219
http://acm.zju.edu.cn/onlinejudge/showProblem.do?problemCode=1610
Description
Painting some colored segments on a line, some previously painted segments may be covered by some the subsequen...
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其他好文 时间：
2015-08-17 12:10:53
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151
SafecrackerProblem Description=== Op tech briefing, 2002/11/02 06:42 CST ==="The item is locked in a Klein safe behind a painting in the second-floor ...
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其他好文 时间：
2015-08-07 19:29:24
阅读次数：
116
Problem C. Painting CottagesTime Limit: 2 SecMemory Limit: 256 MB题目连接http://codeforces.com/gym/100342/attachmentsDescriptionThe new cottage settlement...
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其他好文 时间：
2015-08-07 00:07:36
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264
Problem C. Painting CottagesTime Limit: 20 SecMemory Limit: 256 MB题目连接http://codeforces.com/gym/100342/attachmentsDescriptionThe new cottage settlemen...
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其他好文 时间：
2015-08-06 20:04:55
阅读次数：
127
SafecrackerProblem Description=== Op tech briefing, 2002/11/02 06:42 CST === "The item is locked in a Klein safe behind a painting in ...
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其他好文 时间：
2015-07-27 18:07:51
阅读次数：
109
题意：有一个n*n的墙，现在小明来刷墙，如果每一行每一列都至少有一个格子刷过了就停止工作，否则每次随机选一个格子，如果刷过了就不刷如果没刷过就刷，然后休息一分钟，求停止工作时时间的数学期望（开始之前已经有m个格子刷过了）
分析：概率dp
状态：dp[i][j]表示还有i行j列没刷，则它能转移到的状态是dp[i][j]，dp[i-1][j-1]，dp[i][j-1]，dp[i-1][j-1]
...
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其他好文 时间：
2015-07-24 18:35:52
阅读次数：
126
