Improve result display.

src/main.cpp

@@ -22,8 +22,10 @@ int main(int argc, char *const argv[]) {
         cout << "Result for " << image << ":" << endl;
         auto res = simulator.simulate(image);
         if (!labels.empty()) {
-            for (unsigned int i = 0; i < res.size(); ++i) {
-                cout << res[i] << " " << labels[i] << endl;
+            auto scores = combine(res, labels);
+            sort(scores.begin(), scores.end(), greater<>());
+            for (unsigned int i = 0; i < scores.size() && i < 5; ++i) {
+                cout << scores[i].first << " " << scores[i].second << endl;
             }
         } else {
             cout << "Best result: " << *(max_element(res.begin(), res.end())) << endl;

src/utils.hpp

@@ -4,6 +4,7 @@
 #include <fstream>
 #include <vector>
 #include <string>
+#include <utility>
 
 namespace fmri
 {
@@ -40,4 +41,17 @@ namespace fmri
         return res;
     }
 
+    template<class T, class U>
+    std::vector<std::pair<T, U>> combine(const std::vector<T>& a, const std::vector<U>& b)
+    {
+        assert(a.size() == b.size());
+        std::vector<std::pair<T, U>> res;
+
+        for (size_t i = 0; i < a.size(); ++i) {
+            res.emplace_back(a[i], b[i]);
+        }
+
+        return res;
+    }
+
 }