Puzzle No. 453: Odd Even Count 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.

An even digit placed in a cell with a circle indicates the number of even digits placed in the surrounding 8 cells. An odd digit placed in a cell with a circle indicates the number of odd digits placed in the surrounding cells. Digits placed in cells without a circle may have either of these properties.

Online Solving Link using Penpa

Online Solving Link using Sudokupad

Puzzle No. 452: Fog Of War - German Whispers-Dutch Whispers-Sequence Lines-Kropki Pairs Sudoku from my new book "Fog Of War : Vol # 1"

 

This puzzle is taken from my new book "Fog Of War : Vol # 1". 

This puzzle was also covered by Bremster on his Youtube channel. You can watch the video here .

The book is available in PDF format on Payhip. Here is the link https://payhip.com/b/P2qtO .

Rules: Classic Sudoku rules apply. 

The grid is partially covered in fog. Placing correct digits will clear the fog from the digit's surrounding cells. 

Adjacent digits along each green line have a difference of at least 5. 

Adjacent digits along each orange line have a difference of at least 4. 

Digits along each grey line have to be different and must form an arithmetic sequence in the correct order. 

A black dot between two digits means one of them is double the other. A white dot between two digits means they are consecutive. Not all possible black and white dots are necessarily given.

Online Solving Link using Sudokupad

FOG OF WAR: A SUDOKU BOOK CONTAINING 20 FOG OF WAR SUDOKUS

 

Hi All. My new book FOG OF WAR is now available on Payhip.com in PDF Format. The book contains 20 Fog Of War Sudokus with a good mix of different Sudoku Variants. All the Sudokus are logically solvable and no guess work is required. The Sudokus in the book are test solved by Édouard Lebeau and his timings for each Sudoku is also provided, so that the solvers can compare their solve times with one of the best Sudoku solvers.

The book can be purchased in PDF format from the following link https://payhip.com/b/P2qtO

I had an amazing time setting the Sudokus for this book. Hope you all have an equally amazing time solving the Sudokus from the book.

Puzzle No. 451: Sequence 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.

Digits along each marked line have to be different and must form an arithmetic sequence in the correct order. 

Online Solving Link using Penpa

Online Solving Link using Sudokupad

Puzzle No. 450: Arrow-Pointing Evens Hybrid 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.

There are some arrow shapes in the grid. The sum of the digits along the path of each arrow must equal the digit in the circled cell. Digits may repeat along an arrow. 

Digits outside the grid indicate the number of even digits in the direction of the diagonal arrow.

Online Solving Link using Penpa

Online Solving Link using Sudokupad

Puzzle No. 449: 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 outlined box.

Online Solving Link using Penpa

Online Solving Link using Sudokupad

Puzzle No. 448: 0-8 Killer Sudoku

 

RULES: Place a digit from 0 to 8 in each empty cell so that each digit appears exactly once in each row, column and 3x3 outlined box. 

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.

Online Solving Link using Penpa

Online Solving Link using Sudokupad

Puzzle No. 447: 0-8 Region Sum Lines Sudoku

 

RULES: Place a digit from 0 to 8 in each empty cell so that each digit appears exactly once in each row, column and 3x3 outlined box. 

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. 

Online Solving Link using Penpa

Online Solving Link using Sudokupad

Puzzle No. 446: 0-8 X Sums Sudoku

 

RULES: Place a digit from 0 to 8 in each empty cell so that each digit appears exactly once in each row, column and 3x3 outlined box. 

The clues outside the grid indicate the sum of the first X digits placed in the corresponding direction, where X is equal to the first digit placed in that direction. 

Online Solving Link using Penpa

Online Solving Link using Sudokupad

Puzzle No. 445: Odd Even 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.

Cells containing grey circles contain only odd digits. Cells containing grey squares contain only even digits.

Online Solving Link using Penpa

Online Solving Link using Sudokupad