Theme: Odd and Even
Author/Opus: This is the 1st puzzle from guest contributor Kishore Kumar Sridharan.
Rules: Standard Sudoku rules. Also, digits in circles must be odd and digits in squares must be even.
Answer String: Enter the 3rd row from left to right, followed by a comma, followed by the 6th row from left to right.
Time Standards (highlight to view): Grandmaster = 3:00, Master = 4:00, Expert = 8:00