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|      \\   / _ \\  | |  | ||  /_   _//     ___   
|  --  //  / //\ \\ | |/\| ||   -| ||-     /   || 
|  --  \\ |  ___  |||  /\  ||   _| ||_    | [] || 
|______// |_||  |_|||_// \_||  /_____//    \__ || 
`------`  `-`   `-` `-`   `-`  `-----`      -|_|| 
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Text this: On an open problem of Kyung Soo Kim