// SWIFT CODE
let robot = Robot.activeRobot()

for i in 0..<100 {
	let dst1: Int = robot.scanDistance()
	robot.moveBy(dst1)
	if robot.scanColor() == Color(name:"BLUE") {
		break
	}
	if robot.scanColor() == Color(name:"GREEN"){
		robot.turn("RIGHT")
	} else {
		robot.turn("LEFT")
	}
}	
robot.turn("LEFT")