
8 9 0  0 1 5  0 0 0
0 0 0  0 0 9  0 0 1
0 0 0  8 0 0  3 0 0

0 4 0  0 2 1  0 7 0
0 0 0  0 7 0  0 0 0
0 1 0  5 4 0  0 2 0

0 0 9  0 0 7  0 0 0
1 0 0  3 0 0  0 0 0
0 0 0  1 9 0  0 3 2

chal 17oct
