//Creates a unique set-up initially
Sudoku sudoku_unique_setup(int n, int percentage, int seed) {
Sudoku u_sudoku = sudoku_new(n, seed);
sudoku_default(u_sudoku);
sudoku_transform(u_sudoku);
sudoku_delete_space(u_sudoku, percentage);
return u_sudoku;
}
int main(void)
{
int n, m, i, j;
int **A;
ecp *p;
/* load problem */
printf("\nProblem\n");
sudoku *s = sudoku_new(stdin);
sudoku_show_problem(stdout, s);
/* solve */
printf("\nAnswer\n");
sudoku_solve(s);
sudoku_show_answer(stdout, s);
/* free */
sudoku_free(s);
return 0;
}