8x2=8x8=7x5=7x9=
9x1=5x4=5x4=4x2=
7x7=2x8=8x3=9x1=
4x3=7x9=4x4=1x9=
2x8=5x5=9x4=9x6=
4x6=8x1=8x9=2x3=
1x1=5x6=7x8=6x4=
2x6=3x9=5x6=1x6=
5x7=7x1=3x1=7x3=
6x5=9x2=6x8=1x3=
3x9=5x4=1x3=8x9=
1x6=1x5=8x4=3x2=
5x7=2x4=2x3=1x2=
5x5=5x9=9x7=7x3=
2x6=2x2=4x1=6x5=
8x7=2x5=4x2=7x2=
2x2=2x8=8x7=7x6=
6x7=1x4=7x2=5x3=
7x2=3x3=6x4=7x8=
7x7=9x8=5x7=9x2=
8x9=4x2=7x8=2x3=
5x9=7x2=7x5=6x9=