發送短信 : CREATION OF GRAPH MODELS TO STUDY SOCIAL NETWORKS

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 /_   _//   / _ \\   /_   _//   / _ \\  |      \\ 
 `-| |,-   | / \ ||  `-| |,-   | / \ || |  --  // 
   | ||    | \_/ ||    | ||    | \_/ || |  --  \\ 
   |_||     \___//     |_||     \___//  |______// 
   `-`'     `---`      `-`'     `---`   `------`