Beginners Sudoku #182779 https://www.livesudoku.com/en/sudoku/easy/182779
Evil Sudoku #1759151 https://www.livesudoku.com/en/sudoku/evil/1759151
Evil Sudoku #1673981 https://www.livesudoku.com/en/sudoku/evil/1673981
Beginners Sudoku #452870 https://www.livesudoku.com/en/sudoku/easy/452870
Hard Sudoku #1459677 https://www.livesudoku.com/en/sudoku/hard/1459677
Beginners Sudoku #434634 https://www.livesudoku.com/en/sudoku/easy/434634
Medium Sudoku #610375 https://www.livesudoku.com/en/sudoku/medium/610375
Beginners Sudoku #319356 https://www.livesudoku.com/en/sudoku/easy/319356
Evil Sudoku #1505223 https://www.livesudoku.com/en/sudoku/evil/1505223
Beginners Sudoku #416688 https://www.livesudoku.com/en/sudoku/easy/416688