cp/codeforces/1013/a.in

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2 0 1 2 3 2 5 0 0 1
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2 0 1 2 3 2 5 0
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2 0 1 0 3 2 5 0
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2 3 1 2 3 0 1 9 2 1 0 3 5 4 0 3