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  _  _     _____    __   _     ______            
 | \| ||  |  ___|| | || | ||  /_   _//   ____    
 |  ' ||  | ||__   | '--' ||   -| ||-   |    \\  
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 `-` -`   `-----`  `-`  `-`   `-----`   |_|`-`   
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Text this: Allocation inequality in cost sharing problem