Iterable < Integer > function ( ) { return path ; }
returns the sequence of vertices on an eulerian path . concode_field_sep Stack<Integer> path concode_elem_sep int v concode_elem_sep int w concode_elem_sep boolean isUsed concode_field_sep int other concode_elem_sep boolean certifySolution concode_elem_sep boolean hasEulerianPath concode_elem_sep boolean hasEulerianPath concode_elem_sep int nonIsolatedVertex concode_elem_sep void unitTest concode_elem_sep void main