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Isinyathelo 6 · Okunzima

Hidden Pair (ipheya elifihlekile): liyini leli qhinga? Indlela yokuxazulula iSudoku

Ngamafuphi

Uma izinombolo ezimbili zingangena kuphela ezikweleni ezimbili ezifanayo emugqeni, ekholomini noma ebhokisini, ungasusa zonke ezinye izinombolo ezingenzeka kulezo zikwele ezimbili.

Liyini leli qhinga

Uma, emugqeni (ekholomini noma ebhokisini), kokubili u-2 no-6 bengangena kuphela ezikweleni ezimbili ezifanayo, lezo zikwele ezimbili kumele zibe ngu-2 no-6.

Ngakho ungasusa zonke ezinye izinombolo ezingenzeka kulezo zikwele ezimbili.

Ngokungafani ne-Naked Pair, izikwele zingabonisa izinombolo eziningi ezingenzeka — kodwa u-2 no-6 abanandawo enye yokuya.

Ungalibona kanjani

Eqenjini, funa inombolo enezindawo ezimbili kuphela, bese uhlola ukuthi enye inombolo inezindawo ezimbili ezifanayo ncamashí yini.

Isibonelo

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Izikwele eziphuzi zikhombisa ukuthi ubheke kuphi, ezisawolintshi ziyisizathu, izinombolo ezibomvu yizinombolo ezingenzeka ongazisusa, kanti inombolo eluhlaza okwesibhakabhaka iyimpendulo.

Ebhokisini 8, kokubili u-4 no-8 bangangena kuphela ezikweleni M7K5 no-M8K5. Lezo zikwele ezimbili kumele zibe ngu-4 no-8, ngakho susa ezinye izinombolo ezingenzeka kuzo (7 no-9).

Zijwayeze leli qhinga kusiphequluli