cp/codeforces/946/io/1974c.1.cpin

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114 B
Text

8
5
3 2 2 2 3
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1 2 1 2 1
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1 2 3 2 2 3 4 2
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2 1 1 1
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2 1 1 2 1 1 1 1
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2 1 1 1 1 1 1
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2 1 1 1 1 1
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2 1 1 1 1