囲まれる＠コードを学ぼう1

//囲まれる＠コードを学ぼう1
func collectOrToggle() {
    if isOnClosedSwitch {
        toggleSwitch()
    } else if isOnGem {
        collectGem()
    }
}

func turnAround() {
    turnLeft()
    turnLeft()
}

moveForward()
turnRight()
moveForward()
turnAround()
for i in 1 ... 4 {
    for i in 1 ... 3 {
        collectOrToggle()
        moveForward()
    }
    turnLeft()
}

youtu.be