- approach by Hacker's Delight with wrapping subtraction
- performance expected to be similar to addo
- tests with all relevant combinations of min,max with -1,0,+1 and all
combinations of sequences +-1,2,4..,max
- approach by Hacker's Delight with wrapping addition
- ca. 1.10x perf over the standard approach on my laptop
- tests with all combinations of min,max with -1,0,+1 and combinations of
sequences +-1,2,4..,max
