run the code using the following command
dart run ./bin/slider_puzzle.dart <filename>
replace with a puzzle file name.
dart compile exe ./bin/slider_puzzle.dart -o slider_puzzle.exe
slider_puzzle puzzle04.txt
run the code using the following command
dart run ./bin/slider_puzzle.dart <filename>
replace with a puzzle file name.
dart compile exe ./bin/slider_puzzle.dart -o slider_puzzle.exe
slider_puzzle puzzle04.txt