Truncate input from MCB (last vertex is the same which was not expect…

…ed by new Path()).

Signed-off-by: Egon Willighagen <egonw@users.sourceforge.net>

src/main/org/openscience/cdk/graph/TripletShortCycles.java

@@ -264,7 +264,7 @@ public TripletShortCycles(final MinimumCycleBasis mcb, final boolean canonical)
 
         // all minimum cycle basis paths belong to the set
         for (final int[] path : mcb.paths())
-            basis.add(new Path(path));
+            basis.add(new Path(Arrays.copyOf(path, path.length - 1)));
 
         // count the number of cycles each vertex belongs to and try to find a
         // cycle though the triple of 'v' and two of it's neighbors