add each node as a one element set . concode_field_sep Node parent concode_elem_sep Map<Integer,Node> map concode_elem_sep int name concode_elem_sep int rank concode_field_sep int size concode_elem_sep void main concode_elem_sep boolean union concode_elem_sep Node findSet concode_elem_sep Node findSet
void function ( int arg0 ) { Node loc0 = new Node ( arg0 ) ; map . putIfAbsent ( arg0 , loc0 ) ; }