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0 1000 2000 3000 400020

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100lambda = 2

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Depth First pruneInorder walk prune

0 1000 2000 3000 40000

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400lambda = 10

Depth First pruneInorder walk prune

0 1000 2000 3000 40000

500

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1500lambda = 50

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0 1000 2000 3000 40000

0.5

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