Learn a Fact: 1 x 6

1
1
x  9
2
1
x  2
3
6
x  1
4
4
x  1
5
0
x  4
6
0
x  1
7
1
x  7
8
0
x  8
9
2
x  0
10
0
x  3
11
5
x  0
12
7
x  0
13
8
x  1
14
5
x  1
15
1
x  1
16
1
x  3
17
6
x  0
18
0
x  9

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