fifteen

Resolve fifteen game with A*

Example board file data.txt: 1 7 0 15 13 8 10 14 6 9 2 11 4 5 12 3

Name		Name	Last commit message	Last commit date
Latest commit History 3 Commits
README.md		README.md
astar.c		astar.c
data.txt		data.txt
fifteen.h		fifteen.h
main.c		main.c
state.c		state.c
step.c		step.c

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