Isinyathelo 22 · Okwengcweti
Jellyfish: liyini leli qhinga? Indlela yokuxazulula iSudoku
Uhlobo lwemigqa emine lwe-X-Wing: uma izindawo zenombolo emigqeni emine zonke ziwela emakholomini amane afanayo, ungasusa leyo nombolo kwezinye izikwele zalawo makholomu.
Liyini leli qhinga
Uhlobo lwemigqa emine lwe-X-Wing (imigqa emibili) ne-Swordfish (emithathu). Uma izindawo zenombolo emigqeni emine zonke ziwela emakholomini amane afanayo, yisuse kulo lonke elinye ingxenye yalawo makholomu.
Ungalibona kanjani
Khetha inombolo eyodwa, uqoqe imigqa emine lapho inezindawo ezimbili kuya kwezine, bese uhlola ukuthi zisebenzisa amakholomu amane kuphela yini sekukonke.
Isibonelo
Izikwele eziphuzi zikhombisa ukuthi ubheke kuphi, ezisawolintshi ziyisizathu, izinombolo ezibomvu yizinombolo ezingenzeka ongazisusa, kanti inombolo eluhlaza okwesibhakabhaka iyimpendulo.
Cabanga ngo-9 kuphela. Emakholomini 3, 4, 7 no-8, zonke izindawo zika-9 (M2K3, M9K3, M2K4, M5K4, M9K4, M2K7, M8K7, M9K7, M5K8 no-M8K8) zisemigqeni 2, 5, 8 no-9. Ngalinye kulawa maqembu amane lidinga u-9 oyedwa, ngakho o-9 bemigqa 2, 5, 8 no-9 basetshenziswa lapha. Ngakho ezinye izikwele zemigqa 2, 5, 8 no-9 (M2K6, M2K9, M5K1, M5K2, M5K9, M8K6 no-M9K5) angeke zibe ngu-9.