أرسل هذا في رسالة قصيرة: Estimating Safety Effects of Green-Man Countdown Devices at Signalized Pedestrian Crosswalk Based on Cellular Automata

  ______    ______    ______   _    _     _____   
 /_____//  /_   _//  /_____// | || | ||  /  ___|| 
 `____ `    -| ||-   `____ `  | || | || | // __   
 /___//     _| ||_   /___//   | \\_/ || | \\_\ || 
 `__ `     /_____//  `__ `     \____//   \____//  
 /_//      `-----`   /_//       `---`     `---`   
 `-`                 `-`