First thing I did after reading the linked post (showing 4 other LLMs completely miss the point) was try grok, and it gave the right answer (similar to yours, but shorter) in 8 seconds (free Grok, not the fancy paid version):
reply> Walking defeats the purpose unless you're just scouting the place first.
I think people are sleeping on Grok, partly due to political biases/media. We need to remember they have the largest data centre and whatever your believes are about Elon he was involved in OpenAI founding. There is also a non zero chance with the court case he will be entitled to some of openai.
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