|Main Page - Back|
Killer Cage Combination Example
From sudokuwiki.org, the puzzle solver's site
|This example shows the kind of logic involved in using cage combinations in Killer Sudoku. There are many leaps of logic to be found in this type of puzzle, and this should also explain in more detail some of the results from the Killer Sudoku Solver. In this instance the solver returns
KILLER STEP (Hard) on D3: shape of length 3 with clue of 15+ can only be 1/2/3/4/5/6/8/9, removing 7
The question is - why does it eliminate the 7 in D3 and not D1?
Hovering over the 15 on the small board it lists the combinations. There are quite a few in this cage:
Killer Cage Combo Example