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| || | ||   / _ \\   / ____||  \ \\/ //  | |/ // 
| '--' ||  | / \ || / //---`'   \ ` //   | ' //  
| .--. ||  | \_/ || \ \\___      | ||    | . \\  
|_|| |_||   \___//   \_____||    |_||    |_|\_\\ 
`-`  `-`    `---`     `----`     `-`'    `-` --`

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Text this: Design and implementation of reconfigurable intelligent surface control circuits