Børge wrote:
Can you please explain what the POINTS specified for each puzzle indicate.
The POINTS is difficulty of problem.
difficulty of problem = sum( difficulty of phase )
difficulty of phase = 1 / sum( 1 / difficulty of technique )
difficulty of technique = sum( difficulty of information )
difficulty of information = 1 or 2 or 3
difficulty of information
Please exclude the candidate of Number from all cells in the line that blocks, and relate relates and the relating column if Number is put in the cell.
Candidate elimination from cell is difficulty point 1.
Candidate elimination from block is difficulty point 2.
Candidate elimination from row or column is difficulty 3.