Copyright 2021 Hwakyeom Kim(=just-do-halee)

Permission is hereby granted, free of charge,
to any person obtaining a copy of this software
and associated documentation files (the "Software"),
to deal in the Software without restriction,
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and/or sell copies of the Software,
and to permit persons to whom the Software is furnished
to do so, subject to the following conditions:

The above copyright notice and this permission notice
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of the Software.

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