Puzzle No. 442: German Whispers-XV Pairs 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.

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

Digits separated by an X sum to 10; digits separated by a V sum to 5. Not all possible Xs and Vs are necessarily given. 

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PUZZLE NO. 403: XV PAIRS - SKYSCRAPERS HYBRID SUDOKU

 

RULES: Classic Sudoku rules apply. If the sum of digits in orthogonally adjacent cells is 10, then they are separated by an X. If the sum of digits in orthogonally adjacent cells is 5, then they are separated by a V. All possible Xs & Vs are not marked. 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.

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Puzzle No. 394: Kropki Pairs-XV Pairs Hybrid Sudoku

 

RULES: Classic Sudoku rules apply. Classic Sudoku rules apply. Additionally, if the absolute difference between two digits in neighboring cells equals 1, then they are separated by a white dot. If the digit in a cell is half or double of the digit in a neighboring cell, then they are separated by a black dot. The dot staying between 1 and 2 can have any of these dots. All possible dots are not marked. Also, if the sum of digits in orthogonally adjacent cells is 10, then they are separated by an X. If the sum of digits in orthogonally adjacent cells is 5, then they are separated by a V. All possible Xs & Vs are not marked.

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PUZZLE NO. 348 : KROPKI PAIRS - XV PAIRS HYBRID SUDOKU

 

RULES : Classic Sudoku rules apply. Additionally, if the absolute difference between two digits in neighboring cells equals 1, then they are separated by a white dot. If the digit in a cell is half or double of the digit in a neighboring cell, then they are separated by a black dot. The dot staying between 1 and 2 can have any of these dots. All possible dots are not marked. Also, if the sum of digits in orthogonally adjacent cells is 10, then they are separated by an X. If the sum of digits in orthogonally adjacent cells is 5, then they are separated by a V. All possible Xs & Vs are not marked.

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PUZZLE NO. 307 : KILLER-KROPKI PAIRS-XV PAIRS HYBRID SUDOKU

 

RULES : Classic Sudoku rules apply. Additionally, 

• Killer Sudoku rules apply, i.e., 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 inside a cage.  
• Kropki Pairs rules apply, i.e. if the absolute difference between two digits in neighboring cells equals 1, then they are separated by a white dot. If the digit in a cell is half or double of the digit in a neighboring cell, then they are separated by a black dot. The dot staying between 1 and 2 can have any of these dots. All possible dots are not marked. 
• XV Pairs rules apply, i.e., if the sum of digits in orthogonally adjacent cells is 10, then they are separated by an X. If the sum of digits in orthogonally adjacent cells is 5, then they are separated by a V. All possible Xs & Vs are not marked;

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PUZZLE NO. 216 :ODD EVEN-THERMO-ARROW-KILLER-LITTLE KILLER-XV PAIRS-KROPKI PAIRS-QUADRUPLE HYBRID SUDOKU

 

RULES : Classic Sudoku Rules apply. Additionally,

• Odd Even Sudoku rules apply ; i.e. grey circles contain odd digits ; grey squares contain even digits;
• Thermo Sudoku rules apply ; i.e digits along the thermometer will strictly increase from the bulb to the flat end;
  
• Arrow Sudoku rules apply ; i.e. the sum of the digits along the path of the arrow must equal the digit in the circled cell. Digits may repeat along an arrow;
• Killer Sudoku rules apply ; i.e.there are some cages in the grid. The number on the top left corner of each cage is equal to the sum of the numbers in that cage. Numbers do not repeat in a cage;
• Little Killer Sudoku rules apply ; i.e. the numbers with arrows outside the grid indicate the sum of the digits appearing in the cells in the corresponding direction. Numbers may repeat in the direction of the arrow;           
• XV Pairs Sudoku rules apply ; i.e. if the sum of digits in orthogonally adjacent cells is 10, then they are separated by an X. If the sum of digits in orthogonally adjacent cells is 5, then they are separated by a V. All possible Xs & Vs are not marked;
• Kropki Pairs Sudoku rules apply ; i.e. if the absolute difference between two digits in neighboring cells equals 1, then they are separated by a white dot. If the digit in a cell is half or double of the digit in a neighboring cell, then they are separated by a black dot. The dot staying between 1 and 2 can have any of these dots. All possible dots are not marked;
• Quadruple Sudoku rules apply ; i.e. each small digit inside the grid should appear at least once in the four neighboring cells of the grid;  

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