graph::print

Create function to print a graph

inc/graph.hpp

@@ -5,12 +5,19 @@ public:
    graph() {}
    graph(const int processes, const int resources);
    // Initializers:
+   //   Read a graph from a file
    void read(std::string filename);
+   //   TODO: generate a random graph
+   void random(int processes, int resources);
    // check functions:
    //   is the graph...
    bool reducible();// ?
    bool knotted();// ?
 
+   // miscellaneous functions:
+   //   print the graph
+   void print ();
+
    struct m{
       int x, y;
       std::vector<std::vector<int>> data;