25
25
258
Naked Pair
Two cells in a house holding the exact same pair of candidates must use those two digits between them — so both digits can be removed from every other cell in the house.
There's a move in row 1.
Two cells in a house holding the exact same pair of candidates must use those two digits between them — so both digits can be removed from every other cell in the house.
There's a move in row 1.