run ./make.sh to build
Modify the sudoku_input.txt to input the question
Sample output:
0 0 0 | 0 0 0 | 0 0 0
0 0 0 | 0 0 0 | 0 0 0
0 0 0 | 0 0 0 | 0 0 0
--
3 8 4 | 0 0 0 | 0 0 0
0 0 0 | 0 0 0 | 0 0 0
0 0 0 | 0 0 0 | 0 0 0
--
0 0 0 | 0 0 0 | 0 0 0
0 0 0 | 0 0 0 | 0 0 0
0 0 0 | 0 0 0 | 0 0 2
======SOLVED PUZZLE======
1 2 3 | 4 5 6 | 7 8 9
4 5 6 | 7 8 9 | 1 2 3
7 9 8 | 1 2 3 | 4 5 6
--
3 8 4 | 2 1 5 | 6 9 7
2 1 5 | 6 9 7 | 3 4 8
6 7 9 | 3 4 8 | 2 1 5
--
5 3 1 | 8 6 2 | 9 7 4
8 6 2 | 9 7 4 | 5 3 1
9 4 7 | 5 3 1 | 8 6 2