Solutions for HARD Sudoku Puzzles H81-H90

Here are the original puzzles H81 to H90

Solution for Hard Sudoku Puzzle H81	Solution for Hard Sudoku Puzzle H82
Solution for Hard Sudoku Puzzle H83	Solution for Hard Sudoku Puzzle H84
Solution for Hard Sudoku Puzzle H85	Solution for Hard Sudoku Puzzle H86
Solution for Hard Sudoku Puzzle H87	Solution for Hard Sudoku Puzzle H88
Solution for Hard Sudoku Puzzle H89	Solution for Hard Sudoku Puzzle H90