#397 Classic sudoku 9 x 9

Number of given: 28.

#398 Jigsaw sudoku 9 x 9

Number of given: 25.

#399 Hyper sudoku 9 x 9

Number of given: 21.

#400 Classic sudoku 16 x 16

Number of given: 98.

#401 Jigsaw sudoku 16 x 16

Number of given: 98.

#402 High five sudoku 9 x 9

Number of given: 150.

Solution #391.

Solution.

Solution #392.

Solution.

Solution #393.

Solution.

Solution #394.

Solution.

Solution #395.

Solution.

Solution #396.

Solution.