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New Year is coming in Line World! In this world, there are n cells numbered by integers from 1 to n, as a 1 × n board. People live in cells. However, 阅读全文
摘要:
Jeff's got n cards, each card contains either digit 0, or digit 5. Jeff can choose several cards and put them in a line so that he gets some number. W 阅读全文
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Cow Picnic Time Limit:2000MS Memory Limit:65536K Total Submissions:5811 Accepted:2388 Description The cows are having a picnic! Each of Farmer John'sK 阅读全文
摘要:
In Frobnia, a far-away country, the verdicts in court trials are determined by a jury consisting of members of the general public. Every time a trial 阅读全文