Abstract: The tree (hierarchical) structure is one of the elementary memory arrangements, used by numerous data structures – ranging from simple to relatively sophisticated ones. The most well-known ...

The Legend of Zelda fans can save on Lego's 2-in-1 Great Deku Tree building set at Woot right now. The Amazon-owned retailer has the 2,500-piece display model for $265 (was $300). Woot's Lego deals ...

How do you count rooted planar n n-ary trees with some number of leaves? For n = 2 n = 2 this puzzle leads to the Catalan numbers. These are so fascinating that the combinatorist Richard Stanley wrote ...

Understand what the interviewer is asking for by using test cases and questions about the problem. Established a set (2-3) of test cases to verify their own solution later. Established a set (1-2) of ...

This is a comprehensive Java implementation of my algorithm for rolling binary trees, which takes a binary tree as input and rolls it in linear time, as described in this paper. Common design patterns ...