摘要： 题目如下： In an infinite binary tree where every node has two children, the nodes are labelled in row order. In the odd numbered rows (ie., the first, thi 阅读全文

摘要： 题目如下： We distribute some number of candies, to a row of n = num_people people in the following way: We then give 1 candy to the first person, 2 candie 阅读全文