Which Way to Turn Swift Playgrounds Learn to Code 1

gistfile1.txt

while isBlockedRight{ //while blocked on the right move forward.
    moveForward()
    if isOnClosedSwitch && !isBlocked{ //while moving forward, if lands on a closed switch and is NOT blocked..
        toggleSwitch() // flip the switch...
        turnRight() //turn right...
        moveForward() //move forward...
        }
    while isBlocked{ //until you're blocked from the front and...
        turnLeft()
        if isOnClosedSwitch{
            toggleSwitch()
        } //gotta get the gem somehow.
        }
    while isOnGem{ //got the gem.
        collectGem()
    }
}