PUZZLE NO. 341 : EQUAL SUM SUDOKU

 

RULES : Classic Sudoku rules apply. The given X's mark groups of four cells in which two pairs of diagonally opposite digits add up to the same sum. Not all X's are marked.

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PUZZLE NO. 340 : RENBAN SUDOKU

 

RULES : Classic sudoku rules apply. Additionally, each marked line contains consecutive digits, in any order.

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PUZZLE NO. 339 : CLASSIC SUDOKU

 

Rules : Place a digit from 1 to 9 in each empty cell so that each digit appears exactly once in each row, column and 3x3 box.

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PUZZLE NO. 338 : LEMON SUDOKU

 

RULES : Classic Sudoku rules apply. The sum of digits along the lemon-shaped loop equals the two-digit number reading left-to-right or top-to-bottom inside the loop. 

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WORLD OF SUDOKU : VOL # 7

 

My new book World Of Sudoku : Vol # 7 is out and is available on amazon in paperback and on payhip in pdf form. The book contains 200 handcrafted classic sudokus in four difficulty levels - easy, medium, hard and evil. My solving times for each sudoku are mentioned. So you can compare your timings with those of mine (My solving speed is pretty decent).

The link for amazon is https://amzn.to/3Nfqkn5 

The link to payhip is https://payhip.com/WorldOfSudoku

PUZZLE NO. 337 : CLASSIC SUDOKU

 

RULES : Place a digit from 1 to 9 in each empty cell so that each digit appears exactly once in each row, column and 3x3 box.

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PUZZLE NO 336 : PRODUCT SUDOKU

 

RULES : Classic Sudoku rules apply. A number given on the border between two diagonally adjacent cells is the product of the digits in the two indicated cells.

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PUZZLE NO. 335 : THERMO SUDOKU

 

RULES : Classic Sudoku rules apply. Additionally, there are some thermometer shapes in the grid. The digits are in increasing order from the bulb to the flat end of each thermometer.

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PUZZLE NO. 334 : ANTIDIAGONAL-ANTIKNIGHT SUDOKU

 

RULES : Classic Sudoku rules apply. Additionally, each main diagonal must contain exactly three distinct digits. Additionally, a digit cannot repeat in a cell which is at a knight's step (as in chess) from itself. 

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PUZZLE NO. 333 : SQUARES IN SQUARES SUDOKU

 

RULES : Classic Sudoku rules apply. Additionally, the sum of the digits in each dark 2x2 square is a square number. No digit appears more than once in a grey 2x2 square.

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PUZZLE NO. 332 : ODD-EVEN-BIG-SMALL SUDOKU

 

RULES : Place a digit from 1 to 8 in each empty cell so that each digit appears exactly once in each row, column and 2x4 box. Additionally, the indicator word on the outside says that the first two digits along that row or column are either odd, even, big (5-8) or small (1-4).

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PUZZLE NO. 331 : SKYSCRAPER SUDOKU

 

RULES : Classic Sudoku rules apply. Each digit in the grid represents the height of the skyscraper in each cell. The digits outside the grid indicate the number of skyscrapers seen from the corresponding direction.

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PUZZLE NO. 330 : SEARCH 9 SUDOKU

 

RULES : Classic Sudoku rules apply. Some arrows are drawn in the grid. If a digit N is put in a cell containing an arrow, then a 9 must be put in the Nth cell in the direction indicated by the arrow.

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