lemon/bits/path_dump.h
changeset 971 1aa7eba26af5
parent 970 1f2a734581f8
child 973 290f3ca599d6
child 1078 c59bdcc8e33e
equal deleted inserted replaced
5:a761b7afdde7 6:aca9b1b123cc
   118       }
   118       }
   119       return len;
   119       return len;
   120     }
   120     }
   121 
   121 
   122     bool empty() const {
   122     bool empty() const {
   123       return source != target;
   123       return predMatrixMap(source, target) == INVALID;
   124     }
   124     }
   125 
   125 
   126     class RevArcIt {
   126     class RevArcIt {
   127     public:
   127     public:
   128       RevArcIt() {}
   128       RevArcIt() {}