fix the pregelix example driver to deal with multiple input paths
diff --git a/pregelix/pregelix-example/src/main/java/edu/uci/ics/pregelix/example/client/Client.java b/pregelix/pregelix-example/src/main/java/edu/uci/ics/pregelix/example/client/Client.java
index 6cb1f4a..f60387a 100644
--- a/pregelix/pregelix-example/src/main/java/edu/uci/ics/pregelix/example/client/Client.java
+++ b/pregelix/pregelix-example/src/main/java/edu/uci/ics/pregelix/example/client/Client.java
@@ -82,7 +82,7 @@
         String[] inputs = options.inputPaths.split(";");
         FileInputFormat.setInputPaths(job, inputs[0]);
         for (int i = 1; i < inputs.length; i++)
-            FileInputFormat.addInputPaths(job, inputs[0]);
+            FileInputFormat.addInputPaths(job, inputs[i]);
         FileOutputFormat.setOutputPath(job, new Path(options.outputPath));
         job.getConfiguration().setLong(PregelixJob.NUM_VERTICE, options.numVertices);
         job.getConfiguration().setLong(PregelixJob.NUM_EDGES, options.numEdges);