diff --git a/CMakeLists.txt b/CMakeLists.txt
index d69334d..774eab6 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -7,7 +7,14 @@ set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/bin)
 
 add_subdirectory(src)
 add_executable(cpplab main.cpp)
-add_executable(sse sse.cpp)
+
+add_executable(
+    sse 
+    src/core/cpu/naive.cpp
+    src/core/cpu/avx2.cpp
+    sse.cpp
+)
+
 add_executable(c_time time.cpp)
 
 install(TARGETS cpplab RUNTIME DESTINATION bin)
diff --git a/main.cpp b/main.cpp
index 5079ab0..13a7397 100644
--- a/main.cpp
+++ b/main.cpp
@@ -1,7 +1,7 @@
 #include <iostream>
-#include "src/core/blist.h"
+#include "src/core/blist.hpp"
 #include "src/core/bmath/bmath.h"
-#include "src/core/avx2.h"
+#include "src/core/cpu/avx2.hpp"
 #include <string>
 #include <iomanip>
 
@@ -17,10 +17,6 @@ int main(int argc, char **argv) {
     int a[avx2::AVX2_INT_SIZE] = {0x1,0x2,0x3,0x4,0x5,0x6,0x7,0x8,0x9,0xA,0xB,0xC,0xD,0xE,0xF,0x10};
     int b[avx2::AVX2_INT_SIZE] = {0x2,0x3,0x4,0x5,0x6,0x7,0x8,0x9,0xA,0xB,0xC,0xD,0xE,0xF,0x10,0x11};
 
-    avx2::printAVX2Num(a);
-    avx2::printAVX2Num(b);
-
-    avx2::avx_sum(a,b);
 
     BMath  bm1 = BMath();
     BMath bm2;
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 232c827..82bfe4a 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -1,2 +1 @@
-
 add_subdirectory(core)
\ No newline at end of file
diff --git a/src/core/CMakeLists.txt b/src/core/CMakeLists.txt
index e69de29..c3cf137 100644
--- a/src/core/CMakeLists.txt
+++ b/src/core/CMakeLists.txt
@@ -0,0 +1,2 @@
+add_subdirectory(bmath)
+add_subdirectory(cpu)
\ No newline at end of file
diff --git a/src/core/avx2.cpp b/src/core/avx2.cpp
deleted file mode 100644
index c1d8247..0000000
--- a/src/core/avx2.cpp
+++ /dev/null
@@ -1,28 +0,0 @@
-#include "avx2.h"
-#include <iostream>
-#include <string>
-
-using namespace core::cpu;
-
-namespace core{
-    namespace cpu{
-        void avx2::naive_sum(int *a,int *b){
-            for(int i=0;i<avx2::AVX2_INT_SIZE;i++){
-                a[i] = a[i]+b[i];
-            }
-        }
-
-        void avx2::avx_sum(int *a,int *b){
-
-        }
-
-        void avx2::printAVX2Num(int *num){
-            for(int i=0;i<avx2::AVX2_INT_SIZE;i++){
-                cout << i;
-                if(i<avx2::AVX2_INT_SIZE-1){
-                    cout << ",";
-                }
-            }
-        }
-    }
-}
\ No newline at end of file
diff --git a/src/core/avx2.h b/src/core/avx2.h
deleted file mode 100644
index a747f63..0000000
--- a/src/core/avx2.h
+++ /dev/null
@@ -1,19 +0,0 @@
-#ifndef AVX2_H
-#define AVX2_H
-
-using namespace std;
-/**
- * This will define a set of functions 
- */
-namespace core {
-    namespace cpu {
-        class avx2 {
-            public:
-                static void inline naive_sum(int* a, int* b);
-                static void inline avx_sum(int* a, int* b);
-                static int const AVX2_INT_SIZE=16;
-                static void printAVX2Num(int* num);
-        };
-    };
-};
-#endif
\ No newline at end of file
diff --git a/src/core/blist.cpp b/src/core/blist.cpp
index 0f0a688..d8107d9 100644
--- a/src/core/blist.cpp
+++ b/src/core/blist.cpp
@@ -15,7 +15,7 @@
  *
  */
 
-#include "blist.h"
+#include "blist.hpp"
 #include <iostream>
 #include <string>
 
diff --git a/src/core/blist.h b/src/core/blist.h
deleted file mode 100644
index 092ce79..0000000
--- a/src/core/blist.h
+++ /dev/null
@@ -1,111 +0,0 @@
-/*
- * Copyright 2017 Vitor Fernandes <email>
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *
- */
-
-#ifndef BLIST_H
-#define BLIST_H
-
-#include <string>
-#include <cstddef>
-#include <iostream>
-
-template <typename T>
-class blist
-{ 
-public:
-    
-  typedef struct node{
-      node(T v,node* p,node* n){
-	value = v;
-	next  = n;
-	previous = p;
-      }
-      node(T v){
-	value=v;
-	next=NULL;
-	previous=NULL;
-      }
-      T value;
-      node* next;
-      node* previous;
-    } Node;
-
-    blist(){
-      this->rootNode = NULL;
-      this->currentNode=this->rootNode;
-      size = 0;
-    };
-    blist(T value){
-      this->rootNode=new Node(value,NULL,NULL);
-      this->currentNode=this->rootNode;
-      size = 1;
-    };
-    blist(const blist<T>& other){
-      this->rootNode = other.root();
-    };
-    void add(T value){
-      if(this->rootNode==NULL){
-	this->rootNode=new Node(value,NULL,NULL);
-	this->currentNode=rootNode;
-      }else{
-	Node* newNode = new Node(value,currentNode,NULL);
-	this->currentNode->next = newNode;
-	currentNode=newNode;
-      }
-      size++;
-    };
-    ~blist(){
-      std::cout << "Destructing list" << std::endl;
-      Node *aux;
-      while(this->currentNode!=this->rootNode){
-	aux = this->currentNode;
-	this->currentNode = this->currentNode->previous;
-	delete aux;
-      }
-      delete this->rootNode;
-    };
-    blist<T>& operator=(const blist& other){
-      this->rootNode = other.root();
-    };
-    bool operator==(const blist& other){
-      this->rootNode==other.root();
-    };
-    Node * root() const {
-      return this->rootNode;
-    };
-    Node * current() const {
-      return this->currentNode;
-    };
-    
-    T* values() {
-      T *aux = new T[size];
-      Node *naux = this->rootNode;
-      for(int i=0;i<size;i++){
-	aux[i]=naux->value;
-	naux=naux->next;
-      }
-      return aux;
-    };
-    int getSize(){
-      return size;
-    };
-private:
-    Node * rootNode;
-    Node * currentNode;
-    int size;
-};
-
-#endif // BLIST_H
diff --git a/sse.cpp b/sse.cpp
index 8339866..7be0245 100644
--- a/sse.cpp
+++ b/sse.cpp
@@ -2,7 +2,20 @@
 #include <string>
 #include <iomanip>
 
+#include "src/core/cpu/naive.hpp"
+
+using namespace core::cpu;
 
 int main(int argc, char** argcv){
-    
+    int v1_128[Naive::LEN_128] = { 0x100, 0x2,0x3,0x4 };
+    int v2_128[Naive::LEN_128] = { 0x10, 0x2,0x3,0x4 };
+
+    Naive::print(v1_128,Naive::LEN_128);
+    Naive::print(v2_128,Naive::LEN_128);
+
+    Naive::sum_128_long(v1_128,v2_128);
+
+    Naive::print(v1_128,Naive::LEN_128);
+    Naive::print(v2_128,Naive::LEN_128);
+
 }
\ No newline at end of file