report

src/base.h

     Hand dealerHand;
 };
 
+struct reportItem {
+  reportItem(std::string k, std::string f, double v) : key(k), format(f), value(v) {};
+  std::string key;
+  std::string format;
+  double value;
+};
+
 class Dealer {
   public:
     Dealer() = default;
 
   private:
     bool done = false;
-    std::unordered_map<std::string, std::string> results;
-
-    void insert(std::string key, std::string value) {
-      results.insert(std::pair<std::string, std::string>(key, value));
-    }
-    
+    std::list<reportItem> report;
     
 };
 

src/report.cpp

   double ev = (double) playerStats.result / (double) n_hand;
   double error = error_standard_deviations * sqrt (playerStats.variance / (double) n_hand);
     
-  insert("result", std::to_string(ev));
-  insert("variance", std::to_string(playerStats.variance));
-  insert("deviation", std::to_string(sqrt(playerStats.variance)));
-  insert("error", std::to_string(error));  
+  report.push_back(reportItem("bankroll", "%g", playerStats.bankroll));
+  report.push_back(reportItem("result", "%g", playerStats.result));
+  report.push_back(reportItem("ev", "%g", ev));
+  report.push_back(reportItem("hands", "%g", n_hand));
+  report.push_back(reportItem("variance", "%g", playerStats.variance));
+  report.push_back(reportItem("deviation", "%g", sqrt(playerStats.variance)));
+  report.push_back(reportItem("error", "%g", error));
     
+  report.push_back(reportItem("played_hands", "%g", n_hands));
+  report.push_back(reportItem("total_money_waged", "%g", playerStats.totalMoneyWaged));
+  
   return;
 }
 
 
   // TODO: choose if comments with explanations are to be added
   std::cerr <<  "---" << std::endl;
-  for (auto it = results.begin(); it != results.end(); ++it) {
-    std::cerr << it->first << ": " << it->second << std::endl;
+  for (auto item : report) {
+    std::cerr << item.key << ": ";
+    fprintf(stderr, item.format.c_str(), item.value);
+    std::cerr << std::endl;
   }
   
 //   std::cerr <<  "rules:" << std::endl;