Similar question to Feadoor.
Are the corresponding cells directly linked, like for example in a Clone Sudoku by being arranged in the same shape or appearing in the same row, or are they just a group of cells that need to contain the same set of digits, but there's not necessarily a link between individual cells?
Are the corresponding cells directly linked, like for example in a Clone Sudoku by being arranged in the same shape or appearing in the same row, or are they just a group of cells that need to contain the same set of digits, but there's not necessarily a link between individual cells?