ultimatepp VS adventofcode

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Have you considered Ultimate++?

U++

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U++ (C++ framework)

The true thing is that you may find U++ framework very interesting. We created our framework to be extremely easy to use by beginners. We prepared various tutorials that will teach you how to create powerful UI applications with our technology.

Some say qt, others wxwidgets, u++, sfml, here is a video from quick search on wxwidgets and c++ for beginners https://www.youtube.com/watch?v=FOIbK4bJKS8 Choosethem depending on learning curve and where they will take you, you might learn something harder because it takes you farther to where you want to go.

U++ (C++ GUI/RAD framework) day 10 solution at github

U++ (C++ framework): https://github.com/ped7g/adventofcode/blob/main/2022-upp/09_rope_bridge/09_rope_bridge.cpp

Part one went fairly fast, but spent quite some time on getting part two right. I settled on the approach of just iterating over the grid and using a boolean to see if I had to count elements or not. However, I had some issues figuring out when to swap, this post by /u/rogual helped me figure it out. After that I lost quite some time on an error that only occurred with my input, not with the example input. It turned out that my loop (which I take form my p1 solution) didn't include the start node, which caused all sorts of counting issues.

[Language: Elixir] https://github.com/mathsaey/adventofcode/blob/master/lib/2023/4.ex