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Title sudoku puzzles generation and solving
Author nikhil purwant
Author Email nikhilpurwant [at] yahoo.com
Description
Category C » Games and Graphics
Hits 392750
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Code : /************************************************************************* *** A Program For SuDoKu Puzzle Generation Program Was Compiled With Borland TC version 3.0 and Borland C++ 5.5.1 for Win32 and gcc v 4.0.1 by Nikhil Purwant.([email protected]) date : 28/10/2005 |---|---|---| | 4 | 2 | 1 | |---|---|---| | 7 | 8 | 9 | =>single 3*3 cell in the SuDoku ( containing 1-9 unique numbers ) |---|---|---| | 6 | 3 | 5 | |---|---|---| ___________________ |_|_|_|_|_|_|_|_|_| |_|1|_|_|2|_|_|3|_| |_|_|_|_|_|_|_|_|_| |_|_|_|_|_|_|_|_|_| |_|4|_|_|5|_|_|6|_| => sudoku cells 1-9 each is a 3*3 subcell like shown above |_|_|_|_|_|_|_|_|_| also no row or column of complete sudoku(9*9) contain repeated |_|_|_|_|_|_|_|_|_| elements and strictly contain element from 1to9 |_|7|_|_|8|_|_|9|_| |_|_|_|_|_|_|_|_|_| ************************************************************************** ***/ #include<stdio.h> #include<stdlib.h> #include<time.h> #define LINUX //COMMENT THIS LINE IF YOU ARE PROGRAMMING IN MS WINDOWS ENV (TC) #ifndef LINUX #include<conio.h> #endif int check_this_in_a_col(int matrix[9][9],int col,int maxindex,int element); int is_this_in_3by3cell(int value,int filled[9]); void initialise_filled_to_0(int filled[9]); int make_a_new_cell(int matrix[9][9],int rl,int rh,int cl,int ch,int how2check); int find_dup(int matrix[9][9],int i,int j,int array[9]); int check_cell(int matrix[9][9],int rl,int rh,int cl,int ch); void actual_thing_from_matrix(int matrix[9][9],int level); void print_it(int mat[9][9],int to_file); void print_both(int mat[9][9],int result[9][9],int to_file); void sudoku(int mat[9][9],int filled[9]); int main() { int filled[9],matrix[9][9],what2do; #ifndef LINUX clrscr(); #else printf("

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