Follow c++ naming convention

include/FileHelper.h

@@ -3,11 +3,11 @@
 
 class FileHelper {
     public:
-        FileHelper();
+        FileHelper() = default;
         
-        ~FileHelper();
+        ~FileHelper() = default;
         
-        static bool FileExists(char *path);
+        static bool fileExists(char *path);
 };
 
 #endif

include/FileReader.h

@@ -4,13 +4,15 @@
 #include <string>
 #include <vector>
 
+using namespace std;
+
 class FileReader {
     public:
-        FileReader();
+        FileReader() = default;
         
-        ~FileReader();
+        ~FileReader() = default;
         
-        static std::string GetFile(char *path);
+        static string getFile(char *path);
 };
 
 #endif

include/NumberHelper.h

@@ -8,11 +8,12 @@ using namespace std;
 
 class NumberHelper {
     public:
-        NumberHelper();
+        NumberHelper() = default;
         
-        ~NumberHelper();
+        ~NumberHelper() = default;
         
-        static vector<int> GetNumbers(string csv);
+        static vector<int> getRolls(string csv);
 };
 
+
 #endif

include/PrintFrames.h

@@ -7,12 +7,12 @@ using namespace std;
 
 class PrintFrames {
     public:
-        PrintFrames();
+        PrintFrames() = default;
         
-        ~PrintFrames();
+        ~PrintFrames() = default;
         
-        static void PrintHeader(vector<int> rolls);
-        static void PrintValue(vector<int> rolls);
+        static void printHeader(vector<int> rolls);
+        static void printValue(vector<int> rolls);
 };
 
 #endif

include/ScoreCalculator.h

@@ -8,11 +8,11 @@ using namespace std;
 
 class ScoreCalculator {
     public:
-        ScoreCalculator();
+        ScoreCalculator() = default;
         
-        ~ScoreCalculator();
+        ~ScoreCalculator() = default;
         
-        static int GetScore(vector<int> rolls);
+        static int getScore(vector<int> rolls);
 };
 
 #endif