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Diffstat (limited to 'apps/plugins/puzzles/src/range.c')
| -rw-r--r-- | apps/plugins/puzzles/src/range.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/apps/plugins/puzzles/src/range.c b/apps/plugins/puzzles/src/range.c index 41c6a35..03bdf6d 100644 --- a/apps/plugins/puzzles/src/range.c +++ b/apps/plugins/puzzles/src/range.c @@ -613,15 +613,16 @@ static move *solver_reasoning_recursion(game_state *state, /* FIXME: add enum alias for smallest and largest (or N) */ for (colour = M_BLACK; colour <= M_WHITE; ++colour) { newstate = dup_game(state); - newstate->grid[cell] = colour; + newstate->grid[cell] = colour == M_BLACK ? BLACK : WHITE; recursive_result = do_solve(newstate, nclues, clues, buf, DIFF_RECURSION); - free_game(newstate); if (recursive_result == NULL) { + free_game(newstate); solver_makemove(r, c, M_BLACK + M_WHITE - colour, state, &buf); return buf; } for (i = 0; i < n && newstate->grid[i] != EMPTY; ++i); + free_game(newstate); if (i == n) return buf; } } @@ -1812,6 +1813,7 @@ struct game const thegame = { free_ui, encode_ui, decode_ui, + NULL, /* game_request_keys */ game_changed_state, interpret_move, execute_move, |