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题目 This time, you are supposed to find A×B where A and B are two polynomials. Input Specification: Each input file contains one test case. Each case o 阅读全文
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甲级1065 Given three integers A, B and C in [−263,263], you are supposed to tell whether A+B>C. Input Specification: The first line of the input g 阅读全文
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这道题,折磨了我一个多小时,前前后后写了三个算法。 The task is really simple: given N exits on a highway which forms a simple cycle, you are supposed to tell the shortest dist 阅读全文
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终于做到甲级了 就一个感觉。。。。题目是真的看不懂,亏我还是四六级都过了的人。。。。可是看完题愣是一点都不懂是什么意思。 Shuffling is a procedure used to randomize a deck of playing cards. Because standard shuf 阅读全文