int64_t Euler_96()
{
char filepath[100];
snprintf(filepath, sizeof(filepath), "%s96.txt", EULER_DATA_PATH);
FILE* data = fopen(filepath, "r");
if (data == NULL)
return 0;
char line[16];
int total = 0;
int i;
int* puzzle = (int*) (malloc)(sizeof(int) * 81);
for (i = 0; i < 50; i++) {
fgets(line, sizeof(line), data);
int n;
for (n = 0; n < 9; n++) {
fgets(line, sizeof(line), data);
int s;
for (s = 0; s < 9; s++)
puzzle[SUDOKU_INDEX(n,s)] = (int) (line[s] - '0');
}
//PrintSudoku(puzzle);
puzzle = SudokuSolver(puzzle);
total += (puzzle[0] * 100) + (puzzle[1] * 10) + puzzle[2];
//PrintSudoku(puzzle);
}
free(puzzle);
fclose(data);
return (int64_t) total;
}
int main()
{
Tester t;
Sudoku i;
i = {
{5, 3, 0, 0, 7, 0, 0, 0, 0},
{6, 0, 0, 1, 9, 5, 0, 0, 0},
{0, 9, 8, 0, 0, 0, 0, 6, 0},
{8, 0, 0, 0, 6, 0, 0, 0, 3},
{4, 0, 0, 8, 0, 3, 0, 0, 1},
{7, 0, 0, 0, 2, 0, 0, 0, 6},
{0, 6, 0, 0, 0, 0, 2, 8, 0},
{0, 0, 0, 4, 1, 9, 0, 0, 5},
{0, 0, 0, 0, 8, 0, 0, 7, 9},
};
t.test(i, true, SudokuSolver().solve(i));
i = {
{1, 2, 3, 4, 5, 6, 7, 8, 9},
{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, 0, 0, 0, 0},
{0, 0, 0, 0, 0, 0, 0, 0, 0},
{0, 0, 0, 0, 0, 0, 0, 0, 0},
};
t.test(i, true, SudokuSolver().solve(i));
i ={
{1, 1, 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, 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},
};
t.test(i, false, SudokuSolver().solve(i));
i = {
{0, 9, 5, 0, 0, 3, 6, 0, 0},
{0, 6, 0, 0, 5, 1, 0, 3, 8},
{1, 8, 0, 0, 4, 6, 7, 0, 9},
{5, 0, 4, 0, 2, 0, 0, 0, 6},
{6, 1, 0, 4, 8, 0, 0, 2, 0},
{8, 3, 0, 0, 0, 0, 0, 7, 0},
{9, 5, 0, 7, 3, 4, 0, 6, 0},
{0, 0, 6, 0, 0, 0, 4, 0, 0},
{7, 0, 0, 0, 0, 2, 5, 9, 3},
};
t.test(i, true, SudokuSolver().solve(i));
i = {
{5, 3, 4, 6, 7, 8, 9, 1, 0},
{6, 7, 2, 1, 9, 5, 3, 4, 0},
{1, 9, 8, 3, 4, 2, 5, 6, 0},
{8, 5, 9, 7, 6, 1, 4, 2, 0},
{4, 2, 6, 8, 5, 3, 7, 9, 0},
{7, 1, 3, 9, 2, 4, 8, 5, 0},
{9, 6, 1, 5, 3, 7, 2, 8, 0},
{2, 8, 7, 4, 1, 9, 6, 3, 0},
{3, 4, 5, 2, 8, 6, 1, 7, 0},
};
t.test(i, true, SudokuSolver().solve(i));
i = {
{5, 3, 4, 6, 7, 8, 9, 1, 2},
{6, 7, 2, 1, 9, 5, 3, 4, 8},
{1, 9, 8, 3, 4, 2, 5, 6, 7},
{8, 5, 9, 7, 6, 1, 4, 2, 3},
{4, 2, 6, 8, 5, 3, 7, 9, 1},
{7, 1, 3, 9, 2, 4, 8, 5, 6},
{9, 6, 1, 5, 3, 7, 2, 8, 4},
{2, 8, 7, 4, 1, 9, 6, 3, 5},
{0, 0, 0, 0, 0, 0, 0, 0, 0},
};
t.test(i, true, SudokuSolver().solve(i));
t.status();
}