kind: executed
exo: welcome.lessons.welcome.traversal.zigzag.TraversalZigZag
outcome: fail
lang: Python
kind: executed
exo: welcome.lessons.welcome.traversal.zigzag.TraversalZigZag
outcome: fail
lang: Python
kind: executed
exo: welcome.lessons.welcome.traversal.zigzag.TraversalZigZag
outcome: fail
lang: Python