diff --git a/Homework2/src/compute_arithmetic.cc b/Homework2/src/compute_arithmetic.cc
index 04d20bf..82db929 100644
--- a/Homework2/src/compute_arithmetic.cc
+++ b/Homework2/src/compute_arithmetic.cc
@@ -1,21 +1,11 @@
 #include "compute_arithmetic.hh"
 
-compute_arithmetic::compute_arithmetic()
-{
-    // std::cout<<"compute_arithmetic object constructed!"<<std::endl;
-}
-
-compute_arithmetic::~compute_arithmetic()
-{
-    // std::cout<<"compute_arithmetic object destructed!"<<std::endl;
-}
-
 double compute_arithmetic::expression(unsigned int N)
 {
     return double(N);
 }
 
 double compute_arithmetic::compute(unsigned int N)
 {
     return SUM(N);
 }
\ No newline at end of file
diff --git a/Homework2/src/compute_arithmetic.hh b/Homework2/src/compute_arithmetic.hh
index a911cc9..61aca8a 100644
--- a/Homework2/src/compute_arithmetic.hh
+++ b/Homework2/src/compute_arithmetic.hh
@@ -1,18 +1,14 @@
 #ifndef COMPUTE_ARITHMETIC_HH
 #define COMPUTE_ARITHMETIC_HH
 
 #include "series.hh"
 
 class compute_arithmetic: public Series
 {
 public:
-    // Constructor - Destructor
-    compute_arithmetic();
-    ~compute_arithmetic();
-
     // Functions
     double expression(unsigned int N);  // Expression appeared in the Sigma for arithmetic
     double compute(unsigned int N);     // The target function
 };
 
 #endif
\ No newline at end of file
diff --git a/Homework2/src/compute_pi.cc b/Homework2/src/compute_pi.cc
index 6686a4c..4b093c6 100644
--- a/Homework2/src/compute_pi.cc
+++ b/Homework2/src/compute_pi.cc
@@ -1,34 +1,24 @@
 #include "compute_pi.hh"
 
-compute_pi::compute_pi()
-{
-    // std::cout<<"compute_pi object constructed!"<<std::endl;
-}
-
-compute_pi::~compute_pi()
-{
-    // std::cout<<"compute_pi object destructed!"<<std::endl;
-}
-
 double compute_pi::expression(unsigned int N)
 {
     return 1.0/pow(double(N),2);
 }
 
 double compute_pi::compute(unsigned int N)
 {
     return sqrt(6.0*SUM(N));
 }
 
 double compute_pi::getAnalyticPrediction()
 {
     return M_PI;
 }
 
 
 
 
 
 
 
 
diff --git a/Homework2/src/compute_pi.hh b/Homework2/src/compute_pi.hh
index 4bccc05..6e018a1 100644
--- a/Homework2/src/compute_pi.hh
+++ b/Homework2/src/compute_pi.hh
@@ -1,19 +1,15 @@
 #ifndef COMPUTE_PI_HH
 #define COMPUTE_PI_HH
 
 #include "series.hh"
 
 class compute_pi: public Series
 {
 public:
-    // Constructor - Destructor
-    compute_pi();
-    ~compute_pi();
-
     // Functions
     double expression(unsigned int N);  // Expression appeared in the Sigma for arithmetic
     double compute(unsigned int N);     // The target function
     double getAnalyticPrediction();     // Analytical expected value: pi number
 };
 
 #endif
\ No newline at end of file
diff --git a/Homework2/src/series.cc b/Homework2/src/series.cc
index 0960de4..9833169 100644
--- a/Homework2/src/series.cc
+++ b/Homework2/src/series.cc
@@ -1,36 +1,24 @@
 #include "series.hh"
 
-Series::Series()
-{
-    //std::cout<<"Series object constructed!"<<std::endl;
-    current_index = 0;
-    current_value = 0.0;
-}
-
-Series::~Series()
-{
-    //std::cout<<"Series object destructed!"<<std::endl;
-}
-
 double Series::SUM(unsigned int N)
 {
     while (current_index != N)
     {
         if (N>current_index)
         {
             current_index += 1;
             current_value += expression(current_index);
         }
         else
         {
             current_value -= expression(current_index);
             current_index -= 1;
         }
     }
     return current_value;
 }
 
 double Series::getAnalyticPrediction()
 {
     return std::nan("");
 }
\ No newline at end of file
diff --git a/Homework2/src/series.hh b/Homework2/src/series.hh
index c53b192..97e54e4 100644
--- a/Homework2/src/series.hh
+++ b/Homework2/src/series.hh
@@ -1,26 +1,26 @@
 #ifndef SERIES_HH
 #define SERIES_HH
 
 #include <iostream>
 #include <cmath>
 
 class Series
 {
 public:
     // Constructor - Destructor
-    Series();
-    virtual ~Series();
+    Series(): current_index(0), current_value(0.0){}
+    virtual ~Series(){};
 
     // Functions
     virtual double expression(unsigned int N) = 0;  // The expression appeared in Sigma
     virtual double compute(unsigned int N) = 0;     // Computes the solution as a function of summation
     virtual double getAnalyticPrediction();         // Returns analytical asymptotic solution of compute (NaN by default)
     double SUM(unsigned int N);                     // Sums expression from 1 to N
 
 
     // Members
     unsigned int current_index;                     // Upper bound of the last summation
     double       current_value;                     // Value of the last summation
 };
 
 #endif
\ No newline at end of file