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Widget Factory Time Limit: 7000MS Memory Limit: 65536K Total Submissions: 5218 Accepted: 1802 Description The widget factory produces several differen 阅读全文
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SETI Time Limit: 1000MS Memory Limit: 30000K Total Submissions: 1735 Accepted: 1085 Description For some years, quite a lot of work has been put into 阅读全文
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The Water Bowls Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 5329 Accepted: 2081 Description The cows have a line of 20 water bowls from 阅读全文
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Flip Game Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 37055 Accepted: 16125 Description Flip game is played on a rectangular 4x4 field 阅读全文
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EXTENDED LIGHTS OUT Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 8353 Accepted: 5400 Description In an extended version of the game Ligh 阅读全文
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Painter's Problem Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 5352 Accepted: 2588 Description There is a square wall which is made of n 阅读全文
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开关问题 Time Limit: 1000MS Memory Limit: 30000K Total Submissions: 7033 Accepted: 2713 Description 有N个相同的开关，每个开关都与某些开关有着联系，每当你打开或者关闭某个开关的时候，其他的与此开关相关联的开关 阅读全文