
0 0 0  0 0 0  2 7 0
0 5 0  2 0 0  1 0 0
0 2 0  0 0 0  9 0 5

0 0 8  6 0 4  0 0 0
0 0 0  0 8 0  0 0 0
0 0 0  7 0 2  5 0 0

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

challenge 22jul23
