question: initializes the index iterator . will be removed to save memory . concode_field_sep TokenList keys concode_elem_sep BoolList mod concode_elem_sep double FACTOR concode_elem_sep TokenList values concode_elem_sep IntList tree concode_elem_sep int cn concode_elem_sep int root concode_elem_sep TokenIntMap maps concode_field_sep void add concode_elem_sep int add concode_elem_sep int next concode_elem_sep int p concode_elem_sep void p concode_elem_sep void rr concode_elem_sep void a concode_elem_sep int r concode_elem_sep void r concode_elem_sep int size concode_elem_sep boolean more concode_elem_sep void rl concode_elem_sep int l concode_elem_sep void l concode_elem_sep int n
target: void function ( ) { cn = root ; if ( cn != - 1 ) while ( l ( cn ) != - 1 ) cn = l ( cn ) ; }