diff --git a/Graph.cpp b/Graph.cpp
index f861ed1..277ebcf 100644
--- a/Graph.cpp
+++ b/Graph.cpp
@@ -10,16 +10,10 @@
 namespace data {
   Graph::Graph(bool stdout_output, bool file_output, std::string output_filename, bool verbose_max_flow, bool min_cut, int verbosity)
     : m_file_output(file_output), m_output_file_name(output_filename), m_verbose_max_flow(verbose_max_flow), m_min_cut(min_cut), m_verbosity(verbosity) {
-    //if(!stdout_output && file_output) {
-    //  m_stdout_output = false;
-    //} else {
-    //  m_stdout_output = true;
-    //}
   }
 
   void Graph::parseFromString(const std::string &graph_string) {
     parser::parseString(graph_string, m_arc_list, m_vertices, m_source_id, m_sink_id, m_num_vertices, m_num_arcs);
-    setSourceAndSinkIterator();
     initMatrices();
     initOstream();
   }
@@ -29,7 +23,6 @@ namespace data {
       throw std::runtime_error("Input graph file name and output file name are the same. Will not overwrite. Exiting...");
     }
     parser::parseFile(graph_file, m_arc_list, m_vertices, m_source_id, m_sink_id, m_num_vertices, m_num_arcs);
-    setSourceAndSinkIterator();
     initMatrices();
     initOstream();
   }
@@ -38,15 +31,10 @@ namespace data {
     m_flow.resize(m_num_vertices, std::vector<Capacity>(m_num_vertices, 0));
     m_capapcities.resize(m_num_vertices, std::vector<Capacity>(m_num_vertices, 0));
     for(auto const &arc : m_arc_list) {
-      m_capapcities.at(arc.start - 1).at(arc.end - 1) = arc.capacity; // how to best map arbitrary ids to index in matrix
+      m_capapcities.at(arc.start - 1).at(arc.end - 1) = arc.capacity;
     }
   }
 
-  void Graph::setSourceAndSinkIterator() {
-    auto m_source = std::find_if(m_vertices.begin(), m_vertices.end(), [this] (const Vertex &v) { return (v.getID() == m_source_id); });
-    auto m_sink = std::find_if(m_vertices.begin(), m_vertices.end(), [this] (const Vertex &v) { return (v.getID() == m_sink_id); });
-  }
-
   void Graph::initOstream() {
     if(m_file_output) {
       m_ofstream = new std::ofstream(m_output_file_name);
diff --git a/Graph.h b/Graph.h
index 1b7d734..e55e168 100644
--- a/Graph.h
+++ b/Graph.h
@@ -26,7 +26,6 @@ namespace data {
 
     private:
       void initMatrices();
-      void setSourceAndSinkIterator();
       void initOstream();
 
       void constructLevelGraph();