摘要：
You are given an array a1,a2,…,ana1,a2,…,an and an integer kk. You are asked to divide this array into kk non-empty consecutive subarrays. Every eleme 阅读全文
摘要：
You are given a function ff written in some basic language. The function accepts an integer value, which is immediately written into some variable xx. 阅读全文