Skyscrapers (Sum) by Thomas Snyder
or solve online (using our beta test of Penpa-Edit tools)
Theme: Going Up Again?
Author/Opus: This is the 252nd puzzle from Thomas Snyder, aka Dr. Sudoku.
Rules: Variation of Skyscrapers rules. The numbers outside the grid represent the sum of the buildings seen in the row or column. For example, if a row is 12534, the clue from the left would be an 8 (1+2+5) and from the right would be a 9 (4+5).
Answer String: Enter the 3rd row from left to right, followed by a comma, followed by the 4th row from left to right.
Time Standards (highlight to view): Grandmaster = 2:45, Master = 4:30, Expert = 9:00
Solution: PDF
Note: Follow this link for classic Skyscrapers puzzles and this link for variations on Skyscrapers puzzles. If you are new to this puzzle type, here are our easiest Skyscrapers Puzzles to get started on.
This is a fun variation! Any place I can find other skyscraper-sums?
We’ve posted five other examples on this site (I’ve organized by puzzle size and difficulty). I seem to like this exact arithmetic series a lot as you’ll see in my earlier examples.
5×5 “Nine High” by Thomas Snyder
5×5 “Arithmetic Series by Thomas Snyder”
6×6 “2014 to 2015” by Thomas Snyder
7×7 “Going Up?” by Thomas Snyder
7×7 “Fourteen Squares?” by Grant Fikes
25:06