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nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 70 70 70 70 60 60 60 60 50 40 30 30 20 20 30 30 30 30 30 30 30 30 30 30 30 30 30 30 20 30 30 30 30 30 30 30 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 10 10 20 20 20 20 10 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 10 0 0 0 0 0 0 0 0 0 10 20 20 10 10 10 20 20 20 10 0 0 10 20 0 0 0 0 0 20 20 20 20 20 20 20 10 0 10 10 20 20 20 20 10 10 10 10 20 20 20 20 20 20 20 20 20 20 20 20 20 10 10 10 10 0 0 0 0 0 0 0 10 20 20 20 20 20 20 20 20 20 20 20 20 10 10 10 20 20 20 20 20 10 10 20 20 10 10 10 20 20 20 20 20 20 10 10 10 20 20 20 20 20 20 10 10 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 10 10 10 10 10 10 10 20 20 20 20 20 10 0 0 0 10 10 20 20 10 10 20 20 20 10 0 0 0 10 20 20 20 10 0 0 0 0 0 0 0 0 0 0 0 0 0 0 10 10 0 0 0 0 10 20 20 10 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 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20 20 20 20 20 20 10 0 20 20 20 20 10 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 10 20 0 0 0 0 0 0 0 10 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 20 20 20 20 20 20 10 0 0 0 10 20 20 20 10 0 10 10 20 20 20 10 0 0 0 10 10 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 10 10 10 10 10 10 0 0 0 10 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 10 10 10 10 10 10 10 10 10 20 20 20 20 20 10 10 20 20 20 20 20 20 20 20 20 20 10 10 10 10 10 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 10 10 10 0 0 0 0 10 20 20 20 20 10 10 10 10 10 10 0 0 0 10 20 20 10 0 0 0 10 10 10 0 0 0 10 20 20 20 10 0 0 0 0 0 0 10 10 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 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nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 80 80 70 60 60 60 60 50 50 50 40 30 30 20 20 20 20 20 20 20 20 30 20 20 20 20 10 10 20 20 20 20 20 20 10 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 10 20 20 20 20 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 10 20 20 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 10 20 20 20 20 10 10 0 0 0 10 20 20 20 10 10 10 20 20 20 0 0 0 0 10 20 20 20 20 20 20 20 20 20 20 20 10 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 10 10 10 10 10 10 10 10 10 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 10 10 10 10 10 10 20 20 20 20 20 10 10 10 20 20 20 20 20 20 20 20 20 20 10 10 10 10 10 10 10 10 10 10 10 10 20 20 20 20 20 20 20 20 20 20 20 10 10 10 0 0 0 0 10 20 20 20 20 10 0 0 0 0 0 0 0 0 10 20 20 20 0 0 0 10 20 10 10 0 0 0 10 20 20 10 0 0 0 0 10 20 10 0 0 0 0 0 0 0 0 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0 0 0 0 0 0 0 0 0 0 0 0 0 0 nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan nan 70 70 70 60 60 60 60 50 50 40 30 20 20 20 20 20 20 20 20 0 0 10 10 0 0 0 0 10 10 20 20 10 10 0 0 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 10 10 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 10 10 0 0 0 0 0 0 10 10 20 20 20 10 0 0 0 0 0 10 20 20 20 10 20 20 20 20 10 0 0 0 10 20 20 20 20 20 20 10 10 10 20 20 20 10 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 10 10 10 10 10 10 10 10 10 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20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 10 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 10 20 20 10 0 0 0 0 0 20 20 20 20 20 10 0 10 10 10 10 0 10 10 20 20 20 20 20 20 10 0 0 10 20 20 20 20 20 10 0 0 0 0 10 10 20 20 20 20 20 20 10 10 20 20 20 20 20 20 20 20 20 20 20 20 20 20 10 10 10 10 10 10 10 10 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 10 10 10 10 10 10 20 20 20 20 10 10 10 10 10 20 10 10 10 10 20 20 20 20 20 20 20 20 20 20 10 10 10 10 10 10 20 20 20 20 20 20 10 10 10 10 10 20 10 10 10 10 10 10 20 20 20 20 10 10 0 10 10 20 10 10 0 0 10 20 20 10 0 0 10 20 20 10 0 0 0 0 0 0 0 10 10 20 20 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 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