Providing here 4 different implementations for the famous N-Queens problem.
- Backtracking based Solution.
- Backtracking solution + Optmized safety check.
- Permutations.
- Bit Magic.
Providing the results obtained from the 4 different algorithms and also the results released by Google for their N-Queens solver.
Read the full explanation for all the algorithms here https://medium.freecodecamp.org/lets-backtrack-and-save-some-queens-1f9ef6af5415