(tongue in cheek) right, a 1x1 grid requires 0 clues, it has only a single digit... | Hacker News

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its_so_on on Jan 6, 2012 | parent | context | favorite | on: Mathematicians Solve Minimum Sudoku Problem

(tongue in cheek) right, a 1x1 grid requires 0 clues, it has only a single digit as its solution; that digit is -- [its_so_on looks left, cut to SatvikBeri]

cperciva on Jan 6, 2012 [–]

That digit is a 1, since for an NxN grid the values are 1 through N.

pbhjpbhj on Jan 6, 2012 | [–]

I'm not sure what the "Rules of Sudoku" say but I assumed any single symbol of the solvers choosing would do.

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