v e r s i o n = 1 
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 l e f t t o r i g h t = t r u e 
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 a u t h o r = 
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 n u m e r i c = f a l s e 
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 f f   j j j   q   w e   r   t   j f   j f j   j   j f f   f j j f   f f   j f j   j   j f f   f f   j j j   f j j   f j j   f j f   j f j   j j j   
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 f   f j j f   j j j   f j j f   j f j   f j j f   f   j   f j j   j f f   j   f j j   j f   j j j   f j j f   f   f   f j f   
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 f j j f   j f f   j j j   f f   j f   f j j f   f j j f   f   f j j   f j j   j f   f j f   j   j j   f   j   f j j   j j   j j j   
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 f   j j j   f   f j j f   j   j   j j j   f   j   j j j   j j   f f   f j f   f j j   f   f   f f   j j j   j j   f j f   f   
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 f f   f   f j j f   f j j   f j j   f   j   f j f   f   j j   j j   j f f   j j   j f j   f   j f   j j j   f j j   j   j j j   
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 j f j   f j j f   f   f   f j f   j j   f f   f   j   f j f   f j j   f   j f   j   j f   j   f j j   f j j f   j j   j f f   f   
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 j f f   j f f   j   f   j   f   j f f   f   j j j   j   f j f   f   f j j f   j   j f f   j j   j   f   j f   j   f f   j j   f j j   
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 f f   j f j   j f j   j   f f   f j j f   j j   f f   f j j   f   j f f   j f f   f   f j f   j j   j j   f   j f j   j   f j j   
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