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Memory Limit:65536KTotal Submissions:4637Accepted:1180DescriptionGiven aN×Nmatrix A, whose element in thei-th row andj-th columnAijis an number that e... 阅读全文
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MedianTime Limit:1000MSMemory Limit:65536KTotal Submissions:3866Accepted:1130DescriptionGivenNnumbers,X1,X2, ... ,XN, let us calculate the difference ... 阅读全文
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Damn CouplesTime Limit:1 Second Memory Limit:32768 KBAs mentioned in the problem "Couples", so many new words appear on the internet. Another special ... 阅读全文
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Robot MotionTime Limit:1000MSMemory Limit:10000KTotal Submissions:10708Accepted:5192DescriptionA robot has been programmed to follow the instructions ... 阅读全文
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Crashing RobotsTime Limit:1000MSMemory Limit:65536KTotal Submissions:7799Accepted:3388DescriptionIn a modernized warehouse, robots are used to fetch t... 阅读全文
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ParencodingsTime Limit:1000MSMemory Limit:10000KTotal Submissions:19716Accepted:11910DescriptionLet S = s1 s2...s2n be a well-formed string of parenth... 阅读全文
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TautologyTime Limit:1000MSMemory Limit:65536KTotal Submissions:9580Accepted:3640DescriptionWFF 'N PROOF is a logic game played with dice. Each die has... 阅读全文