Killer Sudoku, Difficulty 10

Puzzle 10991 Jun 12 June 2015
Puzzle 11001 Jun 14 June 2015
Puzzle 11006 Jun 15 June 2015
Puzzle 11011 Jun 16 June 2015
Puzzle 11021 Jun 18 June 2015
Puzzle 11031 Jun 20 June 2015
Puzzle 11041 Jun 22 June 2015
Puzzle 11046 Jun 23 June 2015
Puzzle 11051 Jun 24 June 2015
Puzzle 11061 Jun 26 June 2015
Daily Killer Sudoku