Solutions for MEDIUM Sudoku Puzzles M31-M40

Solution for Medium Sudoku Puzzle M31
This image has an empty alt attribute; its file name is image-315.png		Solution for Medium Sudoku Puzzle M32
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Solution for Medium Sudoku Puzzle M33
This image has an empty alt attribute; its file name is image-321.png		Solution for Medium Sudoku Puzzle M34
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Solution for Medium Sudoku Puzzle M35
This image has an empty alt attribute; its file name is image-325.png		Solution for Medium Sudoku Puzzle M36
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Solution for Medium Sudoku Puzzle M37
This image has an empty alt attribute; its file name is image-329.png		Solution for Medium Sudoku Puzzle M38
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Solution for Medium Sudoku Puzzle M39
This image has an empty alt attribute; its file name is image-333.png		Solution for Medium Sudoku Puzzle M40
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Here are the original puzzles M31 to M40