Write an Arduino Program that detects a reflective surface using the line sensor array of a QTR-3RC (*Must be specific to this sensor! please this is important*)

Must include a function that when called returns.. 0 (line to the left of the robot) 1 (line under the robot on the left side) 2 (line under the robot on the right side) 3 (line to the right of the robot)

Output the results to the serial port in 0.5 second intervals

PLEASE USE CODE SPECIFIC TO QTR-3RC SENSOR!!!!!!