NARC
About
Browse
Create
Inspect
Numbers
Login
Edit Puzzle
Puzzle ID
↻
Title
Sequence Length
3
Difficulty
--
Easy
Medium
Hard
Color
Grid Sequence
Narrative
Apply a 3x3 horizontal Sobel operator to the input. The kernel weights are [[-1,0,1],[-2,0,2],[-1,0,1]]. Map positive responses to blue (1), negative responses to red (2), and zero responses to black (0). The input is zero-padded at all borders before convolution.
0
characters
Narrative Variants
+ Add Variant
No additional variants. The main narrative is saved as "original".
Your Info
(optional)
Name
Email
Submit for Review
Preview
Clear All
Preview (as solver sees it)
Reveal Narrative
Submit this puzzle?
Submitted!