摘要： It is easy to see that for every fraction in the form 1k(k > 0), we can always find two positive integersx and y, x ≥ y, such that:1k=1x+1yNow our que 阅读全文

摘要： Given a sequence of integers S = {S1, S2, . . . , Sn}, you should determine what is the value of themaximum positive product involving consecutive ter 阅读全文