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Problem Description A numeric sequence of ai is ordered if a1 #include #include #include #include using namespace std; #define mod 123456789 i... 阅读全文
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Description You may have heard that no two snowflakes are alike. Your task is to write a program to determine whether this is really true. Your pro... 阅读全文
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Problem Description Recognizing junk mails is a tough task. The method used here consists of two steps: 1) Extract the common characteristics from... 阅读全文
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Description There are N points in total. Every point moves in certain direction and certain speed. We want to know at what time that the largest ... 阅读全文