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

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