A crossword is a word puzzle that usually takes the form of a square or a rectangular grid of white- and black-shaded squares. The game's goal is to fill the white squares with letters, forming words or phrases, by solving clues, which lead to the answers.

Input : Crossword puzzle structure along with the wordlist.
Output : Solved crossword puzzle. 

1. Make sure Python 3.6+ is installed.
2. Install requirements

    $ pip install requirements.txt

3. Run the program :

    $ python generator.py <puzzle structure path>/<file.txt> <wordlist path>/<file.txt>

Example :

    $ python generator.py data/structure1.txt data/words1.txt

4. Program output :

    Solved crossword puzzle.

Contributions are welcome!
Please feel free to submit a Pull Request.