Remove useless cloning function

diff --git a/sudoku.cpp b/sudoku.cpp
index 167a44cfce739fbfa936a0589142f5a569f4566f..0f9c8c6877d7b99cdedfbbe77925931f49467473 100644 (file)
--- a/sudoku.cpp
+++ b/sudoku.cpp
@@ -151,16 +151,6 @@ void sudoku::print_compact(void)
        printf("%s\n", str);
 }
 
-void sudoku::clone_to(sudoku &to)
-{
-       sudoku clone;
-       int x, y;
-
-       for (x = 0; x < 9; x++)
-               for (y = 0; y < 9; y++)
-                       to.table[x][y] = table[x][y];
-}
-
 std::string sudoku::get_row_contents(int row)
 {
        std::string s;

diff --git a/sudoku.h b/sudoku.h
index 774a5f4768c68edf4301de2c581f12d071698013..7b5e77c02cbc86c2e366cef7be15b5a2bcbdf7fa 100644 (file)
--- a/sudoku.h
+++ b/sudoku.h
@@ -32,7 +32,6 @@ private:
        std::string get_col_contents(const int col);
        std::string get_block_contents(const int col, const int row);
        int fill_missing(void);
-       void clone_to(sudoku &to);
        int get_best_guess(int &col, int &row);
        sudoku fill_with_random(int &solvable);
        sudoku remove_randomly(int min_guesses, int depth);