Malamulo a masewera: Sudoku.

Kodi kusewera?

Kuti musewere, ingodinani sikweya momwe mungayikire manambala, kenako dinani nambala.

Malamulo amasewera

Sudoku ndi masewera amalingaliro aku Japan. Muyenera kupeza njira yoyika manambala kuchokera pa 1 mpaka 9 pa gridi ya 9x9. Kumayambiriro kwa masewerawa, manambala ochepa amaperekedwa, ndipo pali njira imodzi yokha yodzaza gululi molondola. Nambala iliyonse iyenera kuyikidwa kuti ilemekeze aliyense mwa malamulo awa:

Nambala yomweyi siyingabwerezedwe pamzere womwewo.
Nambala yomweyi siyingabwerezedwe mugawo lomwelo.
Chiwerengero chomwecho sichingabwerezedwe mumsewu womwewo wa 3x3.

Pachikhalidwe, Sudoku ndi masewera okhaokha. Koma pa pulogalamuyi, ndi masewera osewera awiri. Wosewera aliyense amasewera motsatana mpaka gululi litadzaza. Pamapeto pake, wosewera yemwe ali ndi zolakwika zochepa kwambiri amapambana masewerawo.