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Aug 17th, 2019
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  1. Vertex vEdge1 = graph.identifySelected((int)e.getX(), (int)e.getY(), RADIO);
  2.  
  3. if(vEdge1 == null){
  4. Vertex vEdge2 = graph.identifySelected((int)e.getX(), (int)e.getY(), RADIO);
  5. graph.addEdge(vEdge1, vEdge2);
  6. }
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