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pub const HORIZONTAL:&str="━";
pub const VERTICAL:&str="┃";
pub const DOWN_RIGHT:&str="┏";
pub const DOWN_LEFT:&str="┓";
pub const UP_RIGHT:&str="┗";
pub const UP_LEFT:&str="┛";
pub const VERTICAL_RIGHT:&str="┣";
pub const VERTICAL_LEFT:&str="┫";
pub const DOWN_HORIZONTAL:&str="┳";
pub const UP_HORIZONTAL:&str="┻";
pub const VERTICAL_HORIZONTAL:&str="╋";