#ifndef SUDOKU_CELL_H #define SUDOKU_CELL_H /* Description of a single cell on a sudoku board */ struct cell { /* Sovled value of this cell */ char val; /* Array used to determine which values this cell can NOT be. * A non-zero value at index N indicates that this cell cannot have the * value N + 1 */ char not[9]; }; #endif /* SUDOKU_CELL_H */