finished game solver close #13
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Théophyl Hoguet committed
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commit
72eec47152
2 files changed
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-62
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@@ -35,8 +35,8 @@
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"program": "${workspaceFolder}/build/game_solve",
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"args": [
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"-s",
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"${workspaceFolder}/build/gdefault.txt",
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"${workspaceFolder}/build/gdefaultsol.txt"
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"${workspaceFolder}/build/test2.txt",
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"${workspaceFolder}/build/test2sol.txt"
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],
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"stopAtEntry": false,
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"cwd": "${fileDirname}",
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+204
-60
@@ -6,10 +6,10 @@
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#define NB_CHAR_HEADER_WITHTOUT_DIMENSIONS 4
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#define JWRAPPING (j + game_nb_cols(g) + dir[index_dir + 1]) % game_nb_cols(g)
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#define IWRAPPING (i + game_nb_rows(g) + dir[index_dir]) % game_nb_rows(g)
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#define JNORMAL j + dir[index_dir + 1]
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#define INORMAL i + dir[index_dir]
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#define JWRAPPING (j + game_nb_cols(g) + gap_position * dir[index_dir + 1]) % game_nb_cols(g)
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#define IWRAPPING (i + game_nb_rows(g) + gap_position * dir[index_dir]) % game_nb_rows(g)
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#define JNORMAL j + gap_position* dir[index_dir + 1]
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#define INORMAL i + gap_position* dir[index_dir]
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game game_load(char* filename) {
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checkPointer((void*)filename, "NULL pointer filename on game_load\n");
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@@ -104,86 +104,230 @@ bool game_has_error_general(cgame g) {
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return false;
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}
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bool aux_game_solve(game g, uint deep) {
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uint coordinateCrossPointMaker(int* diagToTest, uint size) {
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int tab[size];
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uint cpt = 0;
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for (uint i = 0; i < size; i += 2) {
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for (uint j = i + 2; j < size; j += 2) {
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if (diagToTest[i] != -1 && diagToTest[j] != -1 && diagToTest[i] != diagToTest[j] && diagToTest[i + 1] != -1 && diagToTest[j + 1] != -1 &&
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diagToTest[i + 1] != diagToTest[j + 1]) {
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tab[cpt++] = diagToTest[i];
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tab[cpt++] = diagToTest[j + 1];
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}
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}
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}
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for (uint i = 0; i < cpt; i++) {
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diagToTest[i] = tab[i];
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}
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return cpt;
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}
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uint addAround(game g, uint i, uint j, square s, uint max_gap, int* dir, bool force) {
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uint move_played = 0;
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for (uint gap_position = 1; gap_position <= max_gap; gap_position++) {
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for (uint index_dir = 0; index_dir < 8; index_dir += 2) {
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if (/* test if both dir are not 0*/ (dir[index_dir] != 0 || 0 != dir[index_dir + 1]) &&
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/* normal check*/ ((JNORMAL < game_nb_cols(g) && INORMAL < game_nb_rows(g)) ||
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/*wrapping check*/ (game_is_wrapping(g) &&
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/*not the same case*/ !(IWRAPPING == i && JWRAPPING == j)))) {
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if (game_is_black(g, IWRAPPING, JWRAPPING)) {
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dir[index_dir] = 0;
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dir[index_dir + 1] = 0;
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} else {
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square state = game_get_state(g, IWRAPPING, JWRAPPING);
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square sqr = game_get_square(g, IWRAPPING, JWRAPPING);
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if ((force && state == S_BLANK) || sqr == S_BLANK) {
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game_play_move(g, IWRAPPING, JWRAPPING, s);
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move_played++;
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if (game_has_error_general(g)) {
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for (; move_played != 0; move_played--) {
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game_undo(g);
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}
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return move_played;
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}
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}
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}
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}
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}
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}
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return move_played;
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}
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void checkAround(cgame g, uint i, uint j, uint max_gap, int* not_empty, int* lightbulb, int* mark, int* blank_not_lighted, int* dirDiagoToEdit) {
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int dir[] = {1, 0, -1, 0, 0, 1, 0, -1};
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for (uint gap_position = 1; gap_position <= max_gap; gap_position++) {
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for (uint index_dir = 0; index_dir < sizeof(dir) / sizeof(dir[0]); index_dir += 2) {
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if (/* test if both dir are not 0*/ dir[index_dir] != dir[index_dir + 1] &&
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/* normal check*/ ((JNORMAL < game_nb_cols(g) && INORMAL < game_nb_rows(g)) ||
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/*wrapping check*/ (game_is_wrapping(g) &&
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/*not the same case*/ !(IWRAPPING == i && JWRAPPING == j)))) {
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if (game_is_black(g, IWRAPPING, JWRAPPING)) {
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dir[index_dir] = 0;
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dir[index_dir + 1] = 0;
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(*not_empty)++;
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} else if (game_is_lighted(g, IWRAPPING, JWRAPPING) || !game_is_blank(g, IWRAPPING, JWRAPPING)) {
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(*not_empty)++;
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if (game_is_marked(g, IWRAPPING, JWRAPPING))
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(*mark)++;
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if (game_is_lightbulb(g, IWRAPPING, JWRAPPING))
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(*lightbulb)++;
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} else {
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if (dirDiagoToEdit != NULL) {
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dirDiagoToEdit[index_dir] = IWRAPPING;
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dirDiagoToEdit[index_dir + 1] = JWRAPPING;
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}
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(*blank_not_lighted)++;
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}
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} else {
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(*not_empty)++;
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}
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}
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}
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}
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/**
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* @brief analyze the game and return the number of move played / special number
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*
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* @param g the game to analyze
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* @return -1 if game_is_over ; -2 if the game has no sol ; else the number of move played
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*/
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int game_analyze(game g) {
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uint total_move_played = 0, move_played;
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do {
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move_played = 0;
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for (uint i = 0; i < game_nb_rows(g); i++) {
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for (uint j = 0; j < game_nb_cols(g); j++) {
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int dirLine[] = {1, 0, -1, 0, 0, 1, 0, -1};
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int dirDiago[8] = {-1, -1, -1, -1, -1, -1, -1, -1};
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uint tmp = 0;
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if (game_get_square(g, i, j) == S_BLANK) {
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int lb = 0, not_empty = 0, mark = 0, blank = 0;
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checkAround(g, i, j, max(game_nb_cols(g), game_nb_rows(g)), ¬_empty, &lb, &mark, &blank, NULL);
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if (blank == 0) {
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game_play_move(g, i, j, S_LIGHTBULB);
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move_played++;
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if (game_is_over(g))
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return -1;
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if (game_has_error_general(g)) {
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total_move_played += move_played;
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for (; total_move_played != 0; total_move_played--) {
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game_undo(g);
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}
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return -2;
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}
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}
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} else if (game_get_state(g, i, j) >= S_BLACK1 && game_get_state(g, i, j) < S_BLACKU) {
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int lb = 0, not_empty = 0, mark = 0, blank = 0;
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checkAround(g, i, j, 1, ¬_empty, &lb, &mark, &blank, dirDiago);
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if (lb == game_get_black_number(g, i, j)) {
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move_played += addAround(g, i, j, S_MARK, 1, dirLine, true);
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} else if (not_empty - lb == abs(game_get_black_number(g, i, j) - 4)) {
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tmp = addAround(g, i, j, S_LIGHTBULB, 1, dirLine, false);
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if (tmp == 0) {
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total_move_played += move_played;
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for (; total_move_played != 0; total_move_played--) {
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game_undo(g);
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}
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return -2;
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}
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move_played += tmp;
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if (game_is_over(g))
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return -1;
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} else if (blank == game_get_black_number(g, i, j) - lb + 1) {
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uint cpt = coordinateCrossPointMaker(dirDiago, 8);
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for (uint cpt_index = 0; cpt_index < cpt; cpt_index += 2) {
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if (game_get_square(g, dirDiago[cpt_index], dirDiago[cpt_index + 1]) == S_BLANK) {
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game_play_move(g, dirDiago[cpt_index], dirDiago[cpt_index + 1], S_MARK);
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move_played++;
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}
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}
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}
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} else if (game_get_state(g, i, j) == S_BLACK0) {
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move_played += addAround(g, i, j, S_MARK, 1, dirLine, true);
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if (game_is_over(g))
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return -1;
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} else if (game_get_state(g, i, j) == S_MARK && !game_is_lighted(g, i, j)) {
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int lb = 0, not_empty = 0, mark = 0, blank = 0;
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checkAround(g, i, j, max(game_nb_cols(g), game_nb_rows(g)), ¬_empty, &lb, &mark, &blank, NULL);
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if (blank == 1)
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tmp = addAround(g, i, j, S_LIGHTBULB, max(game_nb_cols(g), game_nb_rows(g)), dirLine, false);
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if (blank == 0 || (blank == 1 && tmp == 0)) {
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total_move_played += move_played;
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for (; total_move_played != 0; total_move_played--) {
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game_undo(g);
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}
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return -2;
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}
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move_played += tmp;
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if (game_is_over(g))
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return -1;
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}
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}
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}
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total_move_played += move_played;
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} while (move_played != 0);
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return total_move_played;
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}
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bool aux_game_solve(game g, uint deep, int* move_played) {
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for (uint i = 0; i < game_nb_rows(g); i++) {
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for (uint j = 0; j < game_nb_cols(g); j++) {
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if (game_get_state(g, i, j) == S_BLANK) {
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game_set_square(g, i, j, S_LIGHTBULB);
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game_update_flags(g);
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int tmp = 0;
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game_play_move(g, i, j, S_LIGHTBULB);
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if (!game_has_error_general(g)) {
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if (game_is_over(g))
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return true;
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tmp = game_analyze(g);
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if (tmp == -1) {
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return true;
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}
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if (tmp == -2) {
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game_undo(g);
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game_play_move(g, i, j, S_MARK);
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(*move_played)++;
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} else
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(*move_played) += tmp;
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if (deep > 1) {
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if (aux_game_solve(g, deep - 1)) {
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if (aux_game_solve(g, deep - 1, move_played)) {
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return true;
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}
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}
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}
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game_set_square(g, i, j, S_BLANK);
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if (tmp != -2) {
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for (; (*move_played) > 0; (*move_played)--) {
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game_undo(g);
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}
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game_undo(g);
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}
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}
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}
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}
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return false;
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}
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void add_next_to(game g, uint i, uint j, square s) {
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int dir[] = {1, 0, -1, 0, 0, 1, 0, -1};
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for (uint index_dir = 0; index_dir < sizeof(dir) / sizeof(dir[0]); index_dir += 2) {
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if (/* normal check*/ (JNORMAL < game_nb_cols(g) && INORMAL < game_nb_rows(g)) ||
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/*wrapping check*/ (game_is_wrapping(g) &&
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/*not the same case*/ !(IWRAPPING == i && JWRAPPING == j))) {
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if (game_get_state(g, IWRAPPING, JWRAPPING) == S_BLANK || game_get_state(g, IWRAPPING, JWRAPPING) == S_LIGHTBULB) {
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game_set_square(g, IWRAPPING, JWRAPPING, s);
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}
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}
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}
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}
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bool game_analyze(game g, uint deep) {
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uint not_empty = 0;
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int dir[] = {1, 0, -1, 0, 0, 1, 0, -1};
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for (uint i = 0; i < game_nb_rows(g); i++) {
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for (uint j = 0; j < game_nb_cols(g); j++) {
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if (game_get_state(g, i, j) >= S_BLACK1) {
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for (uint index_dir = 0; index_dir < sizeof(dir) / sizeof(dir[0]); index_dir += 2) {
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if (/* normal check*/ (JNORMAL < game_nb_cols(g) && INORMAL < game_nb_rows(g)) ||
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/*wrapping check*/ (game_is_wrapping(g) &&
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/*not the same case*/ !(IWRAPPING == i && JWRAPPING == j))) {
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if (!game_is_blank(g, IWRAPPING, JWRAPPING) || game_is_lighted(g, IWRAPPING, JWRAPPING))
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not_empty++;
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} else {
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not_empty++;
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}
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}
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if (not_empty == abs(game_get_black_number(g, i, j) - 4)) {
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add_next_to(g, i, j, S_LIGHTBULB);
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game_update_flags(g);
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if (game_analyze(g, deep))
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return true;
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add_next_to(g, i, j, S_BLANK);
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return false;
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}
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} else if (game_get_state(g, i, j) == S_BLACK0) {
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add_next_to(g, i, j, S_MARK);
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game_update_flags(g);
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if (game_analyze(g, deep))
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return true;
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add_next_to(g, i, j, S_BLANK);
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return false;
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}
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}
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}
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return aux_game_solve(g, deep);
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}
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bool game_solve(game g) {
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// TODELETE
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// game_print(g);
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int total_move_played = game_analyze(g);
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// to keep the first analyze
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int move_played = 0;
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if (total_move_played == -1)
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return true;
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if (total_move_played == -2)
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return false;
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for (uint deep = 1; deep < game_nb_cols(g) * game_nb_rows(g); deep++) {
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if (game_analyze(g, deep)) {
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total_move_played += move_played;
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if (aux_game_solve(g, deep, &move_played)) {
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return true;
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}
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}
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for (int i = 0; i < total_move_played; i++) {
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game_undo(g);
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}
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return false;
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}
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uint game_nb_solutions(cgame g) {
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if (g == NULL)
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return 0;
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