diff --git a/Homework2/src/dumper_series.cc b/Homework2/src/dumper_series.cc
index e69de29..8be08c9 100644
--- a/Homework2/src/dumper_series.cc
+++ b/Homework2/src/dumper_series.cc
@@ -0,0 +1,6 @@
+#include "dumper_series.hh"
+
+void DumperSeries::setPrecision(unsigned int precision)
+{
+    dump_precision = precision;
+};
\ No newline at end of file
diff --git a/Homework2/src/dumper_series.hh b/Homework2/src/dumper_series.hh
index c7df709..16b8a11 100644
--- a/Homework2/src/dumper_series.hh
+++ b/Homework2/src/dumper_series.hh
@@ -1,36 +1,31 @@
 #ifndef DUMPER_SERIES_HH
 #define DUMPER_SERIES_HH
 
 #include "series.hh"
 #include <iostream>
 #include <iomanip>
 
 class DumperSeries
 {
 public:
     DumperSeries(Series& series): series(series){}
 
     virtual ~DumperSeries(){}
 
     virtual void dump(std::ostream& os) = 0;
 
-    virtual void setPrecision(unsigned int precision)
-    {
-        dump_precision = precision;
-    };
+    void setPrecision(unsigned int precision);
 
 
 protected:
     Series& series;
     unsigned int dump_precision = 5;
-
 };
 
-
 inline std::ostream & operator << (std::ostream & stream, DumperSeries & _this)
 {
     _this.dump(stream);
     return stream;
 }
 
 #endif
\ No newline at end of file
diff --git a/Homework2/src/print_series.hh b/Homework2/src/print_series.hh
index 228ae20..b353607 100644
--- a/Homework2/src/print_series.hh
+++ b/Homework2/src/print_series.hh
@@ -1,25 +1,25 @@
 #ifndef PRINT_SERIES_HH
 #define PRINT_SERIES_HH
 
 #include "dumper_series.hh"
 
 class PrintSeries: public DumperSeries
 {
 private:
     unsigned int maxiter;
     unsigned int frequency;
 
 public:
     PrintSeries(Series & series, unsigned int N, unsigned int freq, unsigned int precision = 6): DumperSeries(series)
     {
         maxiter = N;
         frequency = freq;
         setPrecision(precision);
     }
 
     void dump(std::ostream & os = std::cout);
-    void setPrecision(unsigned int precision){dump_precision = precision;};
+    //void setPrecision(unsigned int precision){dump_precision = precision;};
 
 };
 
 #endif
\ No newline at end of file
diff --git a/Homework2/src/write_series.hh b/Homework2/src/write_series.hh
index 87867b9..be8002a 100644
--- a/Homework2/src/write_series.hh
+++ b/Homework2/src/write_series.hh
@@ -1,25 +1,25 @@
 #ifndef WRITE_SERIES_HH
 #define WRITE_SERIES_HH
 
 #include <string>
 #include "dumper_series.hh"
 
 
 class WriteSeries: public DumperSeries
 {
 private:
     unsigned long maxiter;
     std::string sep = "\t"; //default separator
     std::string format = ".txt"; //default file format
 
 public:
     WriteSeries(Series & series, unsigned long N) : DumperSeries(series){
         maxiter = N;
     }
 
     void setSeparator(std::string separator);
     void dump(std::ostream & os = std::cout);
-    void setPrecision(unsigned int precision) {dump_precision = precision;};
+    //void setPrecision(unsigned int precision) {dump_precision = precision;};
 };
 
 #endif
\ No newline at end of file