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题目连接http://acm.hdu.edu.cn/showproblem.php?pid=5412CRB and QueriesDescriptionThere are $N$ boys in CodeLand. Boy i has his coding skill $A_{i}$. CRB wa... 阅读全文
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题目连接http://acm.hdu.edu.cn/showproblem.php?pid=5349MZL's simple problemDescriptionA simple problemProblem DescriptionYou have a multiple set,and now th... 阅读全文
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题目连接http://acm.hdu.edu.cn/showproblem.php?pid=5327OlympiadDescriptionYou are one of the competitors of the Olympiad in numbers. The problem of this ye... 阅读全文
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题目连接http://acm.hdu.edu.cn/showproblem.php?pid=5311Hidden StringDescriptionToday is the 1st anniversary of BestCoder. Soda, the contest manager, gets a... 阅读全文
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题目连接http://acm.hdu.edu.cn/showproblem.php?pid=5253连接的管道Description老 Jack 有一片农田,以往几年都是靠天吃饭的。但是今年老天格外的不开眼,大旱。所以老 Jack 决定用管道将他的所有相邻的农田全部都串联起来,这样他就可以从远处引水... 阅读全文
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题目连接http://acm.hdu.edu.cn/showproblem.php?pid=5166Missing numberDescriptionThere is a permutation without two numbers in it, and now you know what num... 阅读全文