returns the endpoint of the edge that is different from the given vertex unless the edge represents a self-loop in which case it returns the same vertex . concode_field_sep int v concode_elem_sep int w concode_elem_sep double flow concode_elem_sep double capacity concode_field_sep void addResidualFlowTo concode_elem_sep int from concode_elem_sep String toString concode_elem_sep void main concode_elem_sep int to concode_elem_sep double flow concode_elem_sep double capacity concode_elem_sep double residualCapacityTo
int function ( int arg0 ) { if ( arg0 == v ) return w ; else if ( arg0 == w ) return v ; else throw new IllegalArgumentException ( "srini_string" ) ; }