Nodes are the basic units used to build data structures such as linked lists and trees.

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Comparing list elements in an effective way

I have a list of opened nodes, with each step about 3000 nodes are opened and I want to put to the opened list only those nodes that are not already there. For now I'm just comparing each new one to ...
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What is this structure called?

I've been writing this data structure for a few days, and now I'm really curious about what it actually is, and to get some critique on my logic. A branch, based on this usage, exists when a ...
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Variadic function with restricted types

I am designing a class which (among other things) acts as a vertex in an undirected graph. ...