Difference between visited = [[False] * M for _ in range(N)] and visited = [[False] * M] * N

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What is the difference between visited = [[False] * M for _ in range(N)] and visited = [[False] * M] * N

Based on the visisted list declaration, I got different answers for my solution.

I hope to have an answer on this or refer me to some guides that I can read about it. Thank you.

Here is an online complier:
https://onecompiler.com/python/42bxgzxqv

  • python-3.x

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