method to represent the edge in the form x , y where x is the head of the arc and y is the tail of the arc concode_field_sep boolean active concode_elem_sep Vertex From concode_elem_sep Vertex To concode_elem_sep int tempWeight concode_elem_sep int Weight concode_elem_sep boolean seen concode_field_sep int compare concode_elem_sep Vertex otherEnd
String function ( ) { return "srini_string" + From + "srini_string" + To + "srini_string" ; }