kind: switched
switchto: welcome.lessons.welcome.traversal.zigzag.TraversalZigZag
lang: Scala
exo: welcome.lessons.welcome.traversal.diagonal.TraversalDiagonal
kind: switched
switchto: welcome.lessons.welcome.bat.bool1.Close10
lang: Scala
exo: welcome.lessons.welcome.traversal.zigzag.TraversalZigZag