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Japanese Mahjong IIITime Limit: 2 Seconds Memory Limit: 65536 KBMahjong is a game of skill, strategy and calculation and involves a certain degree of chance. In this problem, we concentrate on Japanese Mahjong, a variation of mahjong. For brief, all of the word mahjong mentioned following refer to . 阅读全文
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Rock, Scissors, PaperTime Limit: 5 Seconds Memory Limit: 32768 KBBart's sister Lisa has created a new civilization on a two-dimensional grid. At the outset each grid location may be occupied by one of three life forms: Rocks, Scissors, or Papers. Each day, differing life forms occupying horizont 阅读全文
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选课时间(题目已修改,注意读题)Time Limit: 1000/1000 MS (Java/Others)Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 1865Accepted Submission(s): 1501Problem Description又到了选课的时间了，xhd看着选课表发呆，为了想让下一学期好过点，他想知道学n个学分共有多少组合。你来帮帮他吧。（xhd认为一样学分的课没区别）Input输入数据的第一行是一个数据T，表示有T组数据。每组数据的第一行是两个整数n(1 #include #includ 阅读全文
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Matrix Chain MultiplicationTime Limit: 2 Seconds Memory Limit: 65536 KBMatrix multiplication problem is a typical example of dynamical programming.Suppose you have to evaluate an expression like A*B*C*D*E where A,B,C,D and E are matrices. Since matrix multiplication is associative, the order in whi. 阅读全文
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Digit SumDescriptionThe security system forAssociated Computer Informatics Systems(ACIS) has an interesting test to check the identity for authorized personal. These persons have got a piece of software that allowed them to calculate, given two integer positive numbersMandN, what is the sum of the d 阅读全文
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Sum of divisorsTime Limit: 2000/1000 MS (Java/Others)Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 416Accepted Submission(s): 173Problem Descriptionmmm is learning division, she's so proud of herself that she can figure out the sum of all the divisors of numbers no larger than 10 阅读全文