similar to quadruple, here the two candidates, shown at the intersections of cells, indicates that the number is NOT present in the 4 adjacent cells.
i.e.: number 7 in second box is only possible in cell r3c6
let me know what you think about it
DOUBLE EXCLUSION
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DOUBLE EXCLUSION
da gabriele » mar 19 gen 2010, 13:54
here another variant
similar to quadruple, here the two candidates, shown at the intersections of cells, indicates that the number is NOT present in the 4 adjacent cells.
i.e.: number 7 in second box is only possible in cell r3c6
let me know what you think about it
similar to quadruple, here the two candidates, shown at the intersections of cells, indicates that the number is NOT present in the 4 adjacent cells.
i.e.: number 7 in second box is only possible in cell r3c6
let me know what you think about it
Il genere umano è diviso in 10 specie: quella che capisce il binario e quella che non lo capisce
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gabriele - Amministratore
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Re: DOUBLE EXCLUSION
da gabriele » sab 23 gen 2010, 19:51
tha double exclusion is quite easy to solve (at least level 0 to 2), but it is time consuming.
here the single exclusion, certainly faster to solve
here the single exclusion, certainly faster to solve
Il genere umano è diviso in 10 specie: quella che capisce il binario e quella che non lo capisce
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gabriele - Amministratore
- Messaggi: 4605
- Iscritto il: dom 13 apr 2008, 11:27
- Località: porto mantovano
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