摘要： Problem DescriptionGiven a number n, please count how many tuple(p1, p2, p3) satisfied that p1 2 #include 3 using namespace std; 4 const int N=10005; ... 阅读全文

摘要： DescriptionThe aspiring Roy the Robber has seen a lot of American movies, and knows that the bad guys usually gets caught in the end, often because th... 阅读全文

摘要： DescriptionBessie has gone to the mall's jewelry store and spies a charm bracelet. Of course, she'd like to fill it with the best charms possible from... 阅读全文