RosettaCodeData/Task/Functional-coverage-tree/J/functional-coverage-tree-2.j

labels=: {.<;._2;._2 raw
'hier wspec cspec'=:|:}.<;._2;._2 raw
level=: (%+./) (0 i.~' '&=)"1 hier
weight=: (+ 0=]) ,".wspec
coverage=:  ,".cspec