
0 0 3  0 8 0  1 0 0
0 0 0  0 5 0  0 0 0
0 0 0  0 0 0  4 5 0

0 9 2  0 4 0  3 0 0
4 0 8  0 0 0  6 0 5
0 0 5  0 6 0  2 8 0

0 6 7  0 0 0  0 0 0
0 0 0  0 9 0  0 0 0
0 0 4  0 7 0  9 0 0

challenge next need Xcycles to detect
dig=3 @(6,4) to be removed;
then flush+unique solves.
