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.
Monday, 31 October 2022
Sunday, 30 October 2022
PUZZLE NO. 340 : RENBAN SUDOKU
RULES : Classic sudoku rules apply. Additionally, each marked line contains consecutive digits, in any order.
Saturday, 29 October 2022
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.
Friday, 28 October 2022
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.
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
Thursday, 27 October 2022
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.
Friday, 21 October 2022
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.
Wednesday, 19 October 2022
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.
Friday, 14 October 2022
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.
Thursday, 13 October 2022
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.
Wednesday, 12 October 2022
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).
Tuesday, 11 October 2022
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.
Monday, 10 October 2022
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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A very happy new year to all of you. Welcoming the new year with a thermo sudoku. I had created this sudoku before the 2019 themed thermo s... -
RULES : Classic sudoku rules apply. Adjacent digits along each marked line have a difference of at least 5. -
RULES: Classic Sudoku rules apply. Additionally, digits along the given lines read the same from either direction on the line. -
RULES : Classic Sudoku rules apply. Additionally, each group of nine shaded cells must also contain the digits 1 to 9. Online Solving -
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. Solve Onlin... -
Triple Sum Sudoku for GP practice RULES : Each row is divided into 3 parts. The 1st part is a 4-digit number, the 2nd part (sh... -
RULES : Classic sudoku rules apply. If a grey circle is given between two adjacent cells, then the numbers in those cells will be consecu... -
This classic sudoku is taken from my new book WORLD OF SUDOKU : VOL # 4. The book contains 120 handcrafted classic sudokus ranging from mo... -
It is an amazing feeling to reach 200 sudokus on my blog today. I had started this blog in the year 2017. The year 2020 started with Sudoku... -
RULES : Classic sudoku rules apply. Additionally, orthogonally adjacent cells cannot contain consecutive digits. Also, a digit cannot repe...
Puzzle No. 470: Mean Mini - Kropki Pairs Sudoku
Rules: Place a set of six digits from 1 to 9 in each empty cell so that each digit appears exactly once in each row, column and 2x3 outlin...
