commented a little more

git-svn-id: svn://anubis/gvsu@136 45c1a28c-8058-47b2-ae61-ca45b979098e

cs677/hw1/minimum-energy.cc

@@ -1,4 +1,12 @@
 
+/*
+ * Josh Holtrop
+ * 2008-08-30
+ * Grand Valley State University
+ * CS677
+ * Programming Assignment #1
+ */
+
 #include <iostream>
 #include <fstream>
 #include <string>
@@ -28,10 +36,9 @@ class Path
         vector<string> node_list;
         map<string, bool> visited_nodes;
 
-        Path()
-        {
-            cost = 0;
-        }
+        /* Default constructor */
+        Path() { cost = 0; }
+        /* Construct a Path from another one, appending a new node from t */
         Path(const Path & orig, const Transition & t)
         {
             cost = orig.cost + t.cost;
@@ -98,7 +105,7 @@ int main(int argc, char * argv[])
     string goalNode;
     Transition_Table_t node_transitions;
 
-    // Read the input file
+    /* Read the input file */
     i >> startNode;
     i >> goalNode;
     while (!i.eof())
@@ -110,6 +117,7 @@ int main(int argc, char * argv[])
     }
     i.close();
 
+    /* Once the input is read, try to find a path */
     solveMinEnergy(startNode, goalNode, node_transitions);
 
     return 0;