Add sum function

1 files changed, 5 insertions, 2 deletions

diff --git a/src/runtime.h b/src/runtime.h
index af8351f..16c1c28 100644
--- a/src/runtime.h
+++ b/src/runtime.h
@@ -5,11 +5,14 @@
 
 class Runtime {
     private:
-        std::stack<int> m_values;
-        bool runCommand(const Token& token);
+        std::vector<int> m_values;
+        void runCommand(const Token& token);
+
+        void doSum();
 
     public:
         Runtime();
         void initValues(const std::vector<int>& values);
         void run(std::vector<Token>& tokens);
+        void printValues() const;
 };