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How far away ?Problem DescriptionThere are n houses in the village and some bidirectional roads connecting them. Every day peole alway... 阅读全文
posted @ 2018-03-22 16:28
The-Pines-of-Star
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摘要:
InputStandard input begins with an integer T≤1T≤1, the number of test cases.Each test case consists of two polynomials. A polynomial i... 阅读全文
posted @ 2018-03-22 16:19
The-Pines-of-Star
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