1
vote
1answer
63 views

About AST construction in LL1 non recursive parser

I have implemented a LL1 parser in a non recursive approach with a explicit stack. The following algorithm is from the Dragon Book: set zp to point to the first symbol of w; set X to the top stack ...
2
votes
2answers
831 views

Design pattern for access to tree-like database in Java?

I'm developing a Roleplaying character viewer/manager programme for a locap LARP system. The Characters have access to skills that are layed out in a tree-like structure. There are a lot of skills, ...
5
votes
1answer
786 views

How to find Sub-trees in non-binary tree

I have a non-binary tree. I want to find all "sub-trees" that are connected to root. Sub-tree is a a link group of tree nodes. every group is colored in it's own color. What would be be the ...