Swift Playground Learn to Code 1 Answers

Issuing Commands

Beginner solution

moveForward()
moveForward()
moveForward()
collectGem()

Advanced solution

while !isOnGem {
moveForward()
}
collectGem()

Adding a New Command

Beginner solution

moveForward()
moveForward()
turnLeft()
moveForward()
moveForward()
collectGem()

Advanced solution

while !isOnGem {
if isBlocked {
turnLeft()
}
moveForward()
}
collectGem()