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1
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2
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0
2
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2
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2
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1
1
0
0
3
3
2
1
2
4
2
1
1
0
0
1
0
1
1
3
3
3
3
3
7
3
3
2
4
1
4
4
4
8
2
4
3
8
7
6
3
8
3
5
6
6
6
11
1
11
3
5
11
14
8
14
13
8
9
8
5
18
11
9
15
12
14
7
16
14
13
10
7
8
15
17
12
13
7
12
19
19
13
13
10
13
12
11
11
8
11
12
12
9
6
9
10
6
9
9
6
3
8
9
8
4
3
6
3
2
4
1
1
3
2
2
1
1
2
0
1
2
0
0
1
0
0
1
1
0
2
0
0
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0
1
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1
1
0
0
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1
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2
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1
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1
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1
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1
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1
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1
0
1
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1
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0
2
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1
0
0
1
3
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1
1
0
1
0
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0
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1
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1
1
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1
1
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2
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0
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0
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0
1
1
1
0
0
1
0
0
0
0
0
0
1
0
1
0
0
0
1
0
0
0
0
0
1
0
0
0
0
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0
1
1
0
0
1
0
0
3
0
0
0
0
1
0
0
0
0
1
0
1
0
0
0
1
0
0
1
0
1
1
0
0
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1
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0
2
0
0
1
0
0
0
0
1
0
1
3
0
0
2
2
0
2
0
0
0
0
1
1
0
0
1
0
1
2
0
1
0
0
2
1
2
2
1
3
0
1
3
1
0
0
1
2
3
3
2
2
1
0
5
2
5
3
1
1
0
2
0
2
3
0
2
0
0
1
1
2
0
1
0
0
2
1
0
0
1
2
3
0
0
0
0
1
0
1
0
1
2
0
0
0
1
0
0
0
0
0
0
0
0
1
0
1
1
0
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0
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0
0
0
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0
0
0
1
0
1
0
0
0
0
0
0
0
0
0
4
0
0
0
0
0
0
1
0
0
1
0
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0
0
1
0
0
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1
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1
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1
0
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1
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0
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1
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0
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1
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0
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1
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1
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1
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1
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0
0
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1
0
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0
0
0
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0
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0
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0
1
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1
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1
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1
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0
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1
0
1
0
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1
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1
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0
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0
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0
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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0
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0
0
0
1
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1
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0
1
0
0
0
0
0
0
1
0
0
0
0
0
0
0
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0
0
0
0
1
1
0
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0
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0
0
0
0
0
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0
0
0
0
0
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0
1
0
0
0
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0
0
0
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0
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1
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0
1
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1
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0
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0
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0
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0
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1
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1
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0
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1
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1
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0
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1
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0
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1
0
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0
0
0
0
0
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0
0
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0
0
1
0
1
0
0
0
1
0
0
0
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1
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1
0
0
0
1
0
0
0
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0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
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1
1
0
0
0
0
0
0
1
0
0
0
0
1
1
0
0
1
0
0
0
0
0
0
0
0
0
0
0
2
0
0
0
0
0
0
0
1
0
1
0
0
1
0
0
0
0
1
0
1
1
0
0
0
0
1
0
0
0
0
0
2
0
0
0
0
0
0
0
0
1
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
1
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
1
0
1
0
1
0
0
0
0
0
0
0
0
1
0
0
0
0
0
1
0
0
0
1
1
1
0
0
1
1
0
0
0
3
0
0
0
0
0
1
0
0
1
0
0
0
0
1
0
0
0
1
1
0
0
0
1
2
0
0
1
1
1
0
0
0
0
1
1
0
0
0
0
0
2
0
1
0
0
0
0
0
0
0
1
0
1
1
0
2
0
0
0
0
0
0
0
0
1
0
1
1
1
1
0
0
0
1
1
0
1
2
2
1
0
0
1
1
0
1
1
3
1
1
1
1
2
1
2
1
1
0
0
2
0
0
3
1
1
0
3
0
1
1
1
2
3
0
3
3
4
0
1
2
1
3
0
1
1
1
6
1
2
0
1
4
4
1
2
1
3
3
1
3
2
3
3
5
2
5
5
3
2
4
0
0
2
1
2
5
2
2
2
3
6
0
3
3
4
4
3
0
4
3
7
2
2
3
5
3
7
4
1
9
4
3
3
4
5
7
6
9
1
1
3
2
4
6
4
8
7
8
4
3
7
3
9
4
6
8
8
13
13
7
10
9
5
10
10
4
11
6
11
9
6
16
12
9
12
11
15
27
24
15
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