Permalink Submitted by mstang on Sun, 01/22/2017 - 20:29.
This solution actually does not work because R2C1 and R3C1 have a sum of 10. Notice that "ALL" neighboring digits with sum 10 are marked with X (and respectively sum 5 marked with V).
Permalink Submitted by romanm44 on Sun, 01/22/2017 - 20:34.
In row 1, the 4 and 6 total to 10, but this is not marked as X. Because ALL totals of 5 or 10 are supposed to be marked, this violates the rules of the puzzle.
This solution actually does
This solution actually does not work because R2C1 and R3C1 have a sum of 10. Notice that "ALL" neighboring digits with sum 10 are marked with X (and respectively sum 5 marked with V).
In row 1, the 4 and 6 total
In row 1, the 4 and 6 total to 10, but this is not marked as X. Because ALL totals of 5 or 10 are supposed to be marked, this violates the rules of the puzzle.
Sorry about that - the
Sorry about that - the previous comment appeared only after I typed my answer. :)