Killer Sudoku, Difficulty 10

Puzzle 12416 Mar 23 March 2016
Puzzle 12421 Mar 24 March 2016
Puzzle 12426 Mar 25 March 2016
Puzzle 12431 Mar 26 March 2016
Puzzle 12441 Mar 28 March 2016
Puzzle 12446 Mar 29 March 2016
Puzzle 12451 Mar 30 March 2016
Puzzle 12461 Apr 1 April 2016
Puzzle 12466 Apr 2 April 2016
Puzzle 12476 Apr 4 April 2016
Daily Killer Sudoku