發送短信

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            _____    __   _      ___     __   _   
  ____     |  ___|| | || | ||   / _ \\  | || | || 
 |    \\   | ||__   | '--' ||  | / \ || | '--' || 
 | [] ||   | ||__   | .--. ||  | \_/ || | .--. || 
 |  __//   |_____|| |_|| |_||   \___//  |_|| |_|| 
 |_|`-`    `-----`  `-`  `-`    `---`   `-`  `-`  
 `-`

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發送短信 : The Set Chromatic Numbers of the Middle Graph of Graphs