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Author/Opus: This is the 21st puzzle from our newest contributing puzzlemaster Takeya Saikachi.
Rules: Standard Kakuro rules. Also, if a gray circle is given between two adjacent cells, then the two numbers in those cells must be consecutive. (Note: not all gray circles are given; adjacent cells without a circle may contain either consecutive numbers or nonconsecutive numbers.)
Difficulty: 3 stars
Time Standards (highlight to view): Grandmaster = 4:15, Master = 7:15, Expert = 14:30