#pragma config(Sensor, S3,     LIGHTSENSOR,    sensorEV3_Color)
#pragma config(Motor,  motorB,          LEFT,          tmotorEV3_Large, PIDControl, driveLeft, encoder)
#pragma config(Motor,  motorC,          RIGHT,         tmotorEV3_Large, PIDControl, driveRight, encoder)
//*!!Code automatically generated by 'ROBOTC' configuration wizard               !!*//

task main()
{
	while(1==1)
	{

			while(SensorValue(LIGHTSENSOR)<40)
			{
			motor[motorC]=0;
			motor[motorB]=40;
			}

				while(SensorValue(LIGHTSENSOR)>=40)
				{
				motor[motorC]=40;
				motor[motorB]=0;
				}
		}
}