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Invitation Cards Time Limit: 8000MS Memory Limit: 262144K Total Submissions: 33435 Accepted: 11104 Description In the age of television, not many peop 阅读全文
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Object Clustering Time Limit: 2000MS Memory Limit: 131072K Total Submissions: 2640 Accepted: 806 Description We have N (N ≤ 10000) objects, and wish t 阅读全文
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Ryuji is not a good student, and he doesn't want to study. But there are n books he should learn, each book has its knowledge a[i]a[i]. Unfortunately, 阅读全文
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Fliptile Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 16558 Accepted: 6056 Description Farmer John knows that an intellectually satisfie 阅读全文
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Hotel Time Limit: 3000MS Memory Limit: 65536K Total Submissions: 20468 Accepted: 8924 Description The cows are journeying north to Thunder Bay in Cana 阅读全文
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How Many Answers Are Wrong Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 14876 Accepted Submiss 阅读全文