RULES : Apply Classic Sudoku rules. Additionally, the sum of digits on the vertices of each rhombus is a multiple of the digit at the center of the rhombus.
Saturday, 12 November 2022
Friday, 11 November 2022
PUZZLE NO. 345 : ODD EVEN SUDOKU
RULES : Classic Sudoku rules apply. Cells containing circles contain only odd digits. Cells containing squares contain only even digits.
Friday, 4 November 2022
PUZZLE NO. 344 : REGION SUM LINES SUDOKU
RULES : Classic Sudoku rules apply. For each line, digits on the line have an equal sum N within each box it passes through. If a line passes through the same box more than once, each individual segment of such a line within that box sums to N separately.
Wednesday, 2 November 2022
PUZZLE NO. 343 : SLOW THERMO SUDOKU
RULES : Classic Sudoku rules apply. Additionally, there are some thermometer shapes in the grid. Digits along the thermometers never decrease from the bulb to the flat end.
Tuesday, 1 November 2022
PUZZLE NO. 342 : KILLER SUDOKU
RULES : Classic sudoku rules apply. There are some cages in the grid. The number on the top left corner of each cage is equal to the sum of the digits in that cage. Digits do not repeat in a cage.
Monday, 31 October 2022
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.
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
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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 : Classic sudoku rules apply. If a grey circle is given between two adjacent cells, then the numbers in those cells will be consecu... -
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... -
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... -
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... -
This classic sudoku is taken from my new book WORLD OF SUDOKU : VOL # 4. The book contains 120 handcrafted classic sudokus ranging from mo... -
My daughter is a big fan of BTS. So here is a BTS themed thermo sudoku on her order :) RULES : Classic sudoku rules apply. Additionally, ...
Puzzle No. 510: Arrow 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 outlined box. The...
