* updating DIRECTORY.md * updating DIRECTORY.md * [fix/docs]: Improve backtracking/nqueen_print_all_solutions.cpp Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>
* Add files via upload * Rename Backtracking/NQueen-PrintAllSolutions.cpp to backtracking/nqueen_print_all_solutions.cpp * clang-format -i -style="{IndentWidth: 4}" *.cpp * endl --> std::endl Co-authored-by: Christian Clauss <cclauss@me.com>