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Learn a Fact: 1 x 5

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

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x5


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5

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5

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