3-4

1

1

1

1

1

1

1

1

1

1

1

1

1

2

1

1

1

1

1

1

1

1

1

1

2

2

2

1

1

1

1

1

1

1

12

2

1

1

1

1

1

2

1

3

1

1

1

1

1

1

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1

2

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1

1

1

1

3