diff --git a/Homework2/src/main.cc b/Homework2/src/main.cc
index 2c75031..6a35f7c 100644
--- a/Homework2/src/main.cc
+++ b/Homework2/src/main.cc
@@ -1,88 +1,91 @@
 #include <iostream>
 #include <string>
 #include "series.hh"
 #include "compute_arithmetic.hh"
 #include "compute_pi.hh"
 #include "dumper_series.hh"
 #include "print_series.hh"
 
 using namespace std;
 
-void decide_series(Series *&new_series, string type)
-{
-    if (type == "arithmetic")
-    {
-        new_series = new compute_arithmetic();
-    }
-    else if (type == "pi")
-    {
-        new_series = new compute_pi();
-    }
-    else
-    {
-        cout<<"ERROR: Invalid series type. Please enter 'arithmetic' or 'pi'."<<endl;
-        exit(0);
-    }
-}
+// Functions declaration
+void decide_series(Series *&new_series, string type);
 
 int main(int argc, char ** argv)
 {
     /*  // ========== Part1: Checking the function "compute(int N)" ==========
         compute_arithmetic  my_arithmetic;            // Object of type "compute_arithmetic"
         compute_pi          my_pi;                    // Object of type "compute_pi"
 
         cout << my_arithmetic.compute(10) << endl;    //Arithmetic series up to 10. Expected value: 55
         cout << my_pi.compute(10) << endl;            //Pi series up to 10. Expected value: 3.04936  */
 
 
     /*  // ========== Part2: Working with a Series pointer" ==========
         Series *SERIES1, *SERIES2;                    //Pointers of type Series
 
         SERIES1 = new compute_arithmetic();           //SERIES1 points to an object of type compute_arithmetic
         SERIES2 = new compute_pi();                   //SERIES2 points to an object of type compute_pi
 
         cout << SERIES1->compute(10) << endl;         //Arithmetic series up to 10. Expected value: 55
         cout << SERIES2->compute(10) << endl;         //Pi series up to 10. Expected value: 3.04936
 
         delete SERIES1;                               //Free up memory
         delete SERIES2;                               //Free up memory  */
 
 
 
 
 
 
     std::string serie_type = argv[1];
     std::string dump_type = argv[2];
     unsigned long N = atof (argv[3]); // max number of iteration entered as input
     unsigned long freq = atof(argv[4]); //frequency for dumper series
 
 
     Series *ptrSeries = nullptr;
 
     // Choose series to be implemented
     decide_series(ptrSeries, serie_type);
 
 
     // Dumper and writing
     if (dump_type == "write")
     {
         PrintSeries my_dump(*ptrSeries, N, freq);
         my_dump.dump();
     }
     else if (dump_type == "plot")
     {
         std::cout << "Dump type not implemented yet" << std::endl;
         abort();
     }
     else
     {
         std::cout << "Dump type does not exist" << std::endl;
         abort();
     }
 
     delete ptrSeries;
 
     return 0;
 }
 
+
+void decide_series(Series *&new_series, string type)
+{
+    if (type == "arithmetic")
+    {
+        new_series = new compute_arithmetic();
+    }
+    else if (type == "pi")
+    {
+        new_series = new compute_pi();
+    }
+    else
+    {
+        cout<<"ERROR: Invalid series type. Please enter 'arithmetic' or 'pi'."<<endl;
+        exit(0);
+    }
+}
\ No newline at end of file