### Argyle Sudoku 2013 - 1

I have been out of town since Monday to attend the wedding of my Brother-in-law and hence not been able to update the blog. I could skip the blog for a few days but I cannot sideline the Daily League. So This is a puzzle for the daily league.

Today's Puzzle is an argyle sudoku.

Rules of classic sudoku apply. Additionally, digits cannot repeat on any of the marked diagonals.

### Inequality Sudoku 2013 - 2

The weekend say the first leg of the Sudoku Grand Prix take place on the Czech website sudokucup.com It was an okay performance by me but could have been better. I ended up 24th. Well the position is not much to speak about but then with all the top players of the world taking part, it was ok.

Back to todays blog's entry. We have an Inequality sudoku today, also known as greater than Sudoku.

Rules of classic sudoku apply. Additionally, adjacent cells are governed by the mathematical signs of greater than and less than. digits in the cells need to adhere to this.

### Even Odd Sudoku 2013 - 2

Today is another easy Even Odd Sudoku.

Ever since the time Tiit said that my puzzles are hard, I have been consciously making an effort to produce some easy puzzles. At times they are way to easy but I don't see any one complaining.

Rules of Classic Sudoku apply. Additionally, cells marked grey can contain only even numbers.

### Daily League Update

The week two is over and the final booklet of all the weeks puzzles has been collated and uploaded. So if you want to try your hand at some beautifully hand crafted sudokus, each from a different world renowned author, then this booklet is for you.

It is a proud feeling to be associated with such a talented group.

### Trio Sudoku 2013 - 2

Today is another easy Trio Sudoku. I was actually sitting and wondering if I could manage a Trio Sudoku with only 6 given digits and the following is the result. Hope you like it.

Rules of classic sudoku apply. Additionally, cells having a circle can contain the digits 1,2, or 3 only. Cells with rectangle can contain only the digits 4,5 or 6.

### Diagonal Sudoku 2013 - 2

Today is another easy Diagonal Sudoku.

Rules of Classic Sudoku apply. Additionally, digits cannot repeat on the two main marked diagonals.

### Even-Odd Sudoku 2013 - 1

Here is a bonus puzzle for today. It is an easy level Even-Odd Sudoku. Another first for me.

Rules of classic sudoku apply. Additionally, the marked grey cells can contain only even digits.

### Irregular - Nonconsecutive 2013 - 1

Today being a Thursday, it is my turn at the daily league. This is a Mutant Sudoku or a combination sudoku.

Ensure that every row, column and irregularly shaped regions contain the digits 1 to 9. Additionally, no two adjacent cells can contain consecutive digits.

The League has kicked off beautifully and the number of members is simply growing by leaps and bounds. If you are an avid sudoku solver and are tired of solving computer generated puzzles online, then the League is the place to be. All contributors are world renowned solvers themselves and each puzzle is hand crafted to perfection. Check out the facebook group of the league.

Hope you all enjoy this easy combination sudoku.

### Daily League Update

The League was started in the middle of the week, hence the first week has only 4 sudokus in it. The booklet has been compiled and is available for download for whoever wants to try them. The booklet can be downloaded here.

Along side the puzzle we have the fastest time in the group as the expert solving time and also the expected time to solve by an intermediate solver and a beginner. Solve and see where you stand.

The week 2 booklet will be available for download by the end of this week.

### Trio Sudoku 2013 - 1

This is my first Trio Sudoku. For a change there is no symmetry on the givens but somehow I managed to put all digits 1 to 9, one digit in each box. Hope you like this easy puzzle.

Rules of classic sudoku apply. Additionally, cells with circles can contain only the digits 1,2 or 3. Cells with rectangles in them can contain the digits 4,5 or 6 only.

### Asterisk Sudoku 2013 - 1

I have been busy the last few days and could not upload a new grid yesterday. So today we have a hurriedly made easy Asterisk Sudoku.

Rules of classic sudoku apply. Additionally, the marked cells contain distinct digits 1 to 9.

### Untouch Sudoku 2013 - 1

Being a lazy Sunday, we don't want anything tough on us. So here is an easy Untouch Sudoku.

Rules of Classic Sudoku apply.

Additionally, a digit cannot touch itself, even diagonally. In other words, a digit cannot repeat in any adjacent cell, even diagonally adjacent cells.

### Daily League - Distance Sudoku

At the Daily League that was started on Facebook, today we have the Classic Sudoku by Bram D L.

Each row, column and region must contain the digits from 1 to 9.
Outside each row and column the distance between two digits in that row or column is given. The order of the digits is top to bottom and left to right.

Clicking on this link will take you to Bram's blog where the image is hosted along with some other world class sudokus and puzzles.

### Disjoint Sudoku 2013 - 1

Sorry for the delayed puzzle today.

Today we have a disjoint Sudoku.

Rules of classic sudoku apply. Additionally, Each relative cell position in the 3x3 boxes cannot contain the same digit.

### Daily League - Classic Sudoku

At the Daily League that was started on Facebook, today we have the Classic Sudoku by Tom Collyer.

Each row, column and region must contain the digits from 1 to 9.

Clicking on this link will take you to Tom's blog where the image is hosted along with some other world class sudokus and puzzles.

### Killer 2013 - 1

I suddenly realised that I had not created a Killer Sudoku for the blog. So here is last night's efforts.

Rules of classic sudoku apply. Additionally, the sum of the digits in a cage is equal to the number on the top left of the cage. A digit cannot repeat in a cage.

### No Donkey Step Sudoku 2013 - 1

Today's puzzle is also part of the Daily League competition going on at Facebook.

The group comprises of some great creators from across the globe. Today is my turn to create a sudoku for the group.

The sudoku is a No Donkey Step Sudoku.

Rules of classic sudoku apply. Additionally a number cannot repeat within 2 cells from itself in any direction, even diagonally.

### Daily League - Arrow Sudoku

At the Daily League that was started on Facebook, today we have the Arrow Sudoku by Bastien V J.

Each row, column and region must contain the digits from 1 to 9.
Within an arrow, the digit in the circled cell is equal to the sum of the digits on the rest of the arrow.

Clicking on this link will take you to Bastien's blog where the image is hosted along with some other world class sudokus.

### Classic 2013 - 2

Back to the basics. Today is the time for a classic sudoku.

Fill the grid such that every row, column and 3x3 box contains the digits 1 to 9.

Yes, you guessed is right. I am enamoured by the diagonal symmetry.

### Anti-Knight Non-Consecutive Sudoku 2013 - 1

It has been a long time since I made a combinational sudoku, also known as Mutant Sudoku.

So here is an Antiknight NonConsecutive Sudoku.

Rules of classic sudoku apply. Additionally adjacent cells cannot have consecutive digits in them and a Digit cannot repeat at a cell which is at a knights step from itself.

also on the daily league today we have a sudoku by Prasanna Seshadri. You can find the puzzle either here or on the facebook group.

### Asterisk Sudoku 2013 - 1

Today's Puzzle is an Asterisk Sudoku.

Rules of classic sudoku apply. Additionally, the 9 marked cells contain digits 1 to 9 without repetition.

### Daily League - Clone Sudoku

At the Daily League that was started on Facebook, today we have the clone sudoku by Fred Stalder.

Rules of classic sudoku apply. The Gray areas are clones. digits in the clone areas are always at the same respective position.

Clicking on this link will take you to Fred's blog where the image is hosted along with some other world class sudokus.

### Windoku 2013 - 1

Weekends are always a dull time.

Here is Windoku for this sunday.

Rules of classic sudoku apply. Additionally, each of the 4 marked boxes contain the digits 1 to 9 without any repetition.

### Inequality 2013 - 1

An Equal opprtunity for everyone to solve an Inequality Sudoku, also known as Greater Than Sudoku.

Fill the grid such the every row, column and 3x3 box contains digits 1 to 9 without repetition. Additionally, adjacent cells are governed by the mathematical sign of less than and greater than, signifying the relationship between the digits in those 2 cells.

### Extra Region Sudoku 2013 - 1

The Daily League, comprising of Tom Collyer, Fred Stalder, Prasanna, Seungjae Kwak(no link available as yet), and myself as authors kicked off yesterday. My Consecutive sudoku was the opening puzzle and Tom C has created todays Anti-Knight. This is our small way of getting all bloggers at one spot to enjoy each others puzzle in a friendly competitive fashion.

In continuation of my puzzles, here is a medium level Extra Region Sudoku for you all.

Rules of classic sudoku apply. Additionally, each of the marked regions contain digits 1 to 9 without repetition.

### Consecutive 2013 - 1

And today we move on to a Consecutive sudoku. It's one of those easy-medium difficulty range puzzles again.

Rules of classic sudoku apply. Additionally, cells sharing a thick border always have consecutive digits in them.

### Renban Classic 2013 - 1

I Had been busy the last couple of days and hence couldn't upload any new puzzle. Now that I am back here is a Renban classic that I made today.

Rules of classic sudoku apply. Additionally, the marked grey regions contain continuous digits not necessarily in order.

### coded killer Sudoku 2013 - 1

Today is a variation of Killer Sudoku that I first made for my test at LMI. It is a Coded Killer.

Rules of classic sudoku apply. Additionally, the grid is divided into small cages with numbers on top left of the cage. These numbers denote the sum of the digits inside the cage. Digits do not repeat inside a cage. This is the basic rule of a killer sudoku.

In this coded Killer Sudoku, the digits 0 to 9 have been replaced by the letters A to J, in random order. Each letter denotes exactly one digit. You have to determine which letter corresponds to which digit and after determining all the letter and corresponding digits, solve the killer sudoku.

### Jigsaw 2013 - 1

Ok, Fred is going to hate me for this, but then I had to provide a jigsaw at some time. :)

The rules are; fill the grid such that every row, column and irregular shaped region contains the digits 1 to 9 without any repetition.

### Anti-Knight 2013 - 1

Back to a medium level Anti-Knight Sudoku.

Rules of classic sudoku apply. Additionally digit cannot repeat at a cell which is at a knight's step, as in chess, from itself.

### Non Consecutive 2013 - 1 - Easier

I realised that if Tiit took nearly 20 minutes to solve todays puzzle then few additional clues are definitely needed to make it easier. So here is an easier version of today's puzzle.

### Non-Consecutive 2013 - 1

Today's puzzle is a hard difficulty level Non Consecutive sudoku.

Rules of classic sudoku apply. Additionally no two consecutive digits can occupy orthogonally adjacent cells.

### Diagonal 2013 - 1

After an easy classic to start off yesterday, we now move on to a medium difficulty level Diagonal sudoku. I have always liked a circular design and have tried to use that for this puzzle. Hope you like it.

Rules of Classic sudoku apply. Additionally, the two main marked diagonals contain digits 1 to 9 without any repetition.

### Classic 2013 - 1

Okay, I know I have taken a very long hiatus from my blog, but had been a bit busy last year.

Last year was a good year in terms of sudoku competitions. Though I missed the WSC as I was not in India during the ISC, I missed my place in the team. Fortunately made up for that by ending Runners up once again at the Thailand International Sudoku Competition at Bangkok and then going on to win the Times UK National Sudoku Championship (as called by the The Times newspaper).

Finally I am back home in India and been spending some much needed time with them.

Now with the beginning of the new year, time to kick start the blog again. So here is a classic sudoku to begin with.

Fill the grid such that every row, column and 3x3 box contains the digits 1 to 9 without any repetition.