anchor.diff:    }
   
     int compareTo(KId other) {
  -    if(this == other) {
  +    if (this == other) {
         return 0;
  -    } else if(this > other) {
  +    } else if (this > other) {
         return 1;
       } else {
         return -1;
  
positive.code:     return output;
    }
  
    KId xorToThe(int x, {KId output:null, bool repeat:false}) {
      if (output == null) {
        output = new KId.zeroClear();
      }
  
negative.code: import 'package:hetimacore/hetimacore.dart';
  import 'dart:typed_data';
  
  class KId implements Comparable<KId> {
    List<int> _values = null;
    List<int> get value => new List.from(_values);
    List<int> get rawvalue => _values;
  