kind: start
plm: 2.4.10 (20140930)
java: 1.8.0_05 (VM: Java HotSpot(TM) 64-Bit Server VM; version: 25.5-b02)
os: Linux (version: 3.13.0-35-generic; arch: amd64)
kind: switched
switchto: recursion.lessons.recursion.square.FourSquare
lang: Scala
exo: recursion.cons.lessons.recursion.cons.Length
outcome: pass