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.


Friday, 16 September 2022

PUZZLE NO 329 : THERMO - LITTLE KILLER - SUM SANDWICH - X SUMS HYBRID SUDOKU

 A TRIBUTE TO THE LEGEND ROGER FEDERER

Today's Sudoku is a tribute to the greatest - Roger Federer. He announced his retirement from tennis yesterday. With age already having caught up and his body not in full shape, he decided to call it a day. With his retirement, he has left a void, which will be very difficult to fill. He was the most graceful and the most talented of all the tennis players. He finished his career with 20 grand slams and 28 masters 1000. We will always miss his grace, his effortlessness on the court, his one handed backhand shots, his drop shots, him marching towards the net and winning points. His numbers may have been overshadowed by his contemporaries, but his legacy will live on forever.


RULES : Classic Sudoku rules apply. Additionally,
  • Thermo Sudoku rules apply; i.e. there are some thermometer shapes in the grid. The digits are in increasing order from the bulb to the flat end of each thermometer.
  • Little Killer Sudoku rules apply; i.e. numbers with arrows outside the grid indicate the sum of the digits in the corresponding direction. Digits may repeat in the corresponding direction.
  • Sum Sandwich Sudoku rules apply. Clues on top of the grid are Sum Sandwich clues, i.e. they represent the sums of the numbers sandwiched between the 1 and the 9 in that column.
  • X Sums Sudoku rules apply. Clues on the bottom of the grid are X Sums clues, i.e. they 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.
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Friday, 9 September 2022

PUZZLE NO. 328 : NEIGHBOR SUMS SUDOKU 10 FROM THE BOOK "WORLD OF SUDOKU : VOL # 6"

 


RULES : Classic Sudoku rules apply. Additionally, some edges are marked with the sums of the digits in the adjacent cells.


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...