All gates are in a folder

src/adtree/CMakeLists.txt

@@ -2,5 +2,16 @@
 cmake_minimum_required(VERSION 3.0.0)
 
 # Attack-Defence Tree Library
-add_library(adtree_lib ad_tree.cpp and.cpp evaluation_strategy.cpp gate.cpp leaf.cpp nand.cpp node_type.cpp nor.cpp or.cpp parallel_strategy.cpp sand.cpp sequential_strategy.cpp snand.cpp snor.cpp sor.cpp tree_node.cpp)
+set(GATES_FILES
+    ${CMAKE_CURRENT_LIST_DIR}/gates/and.cpp
+    ${CMAKE_CURRENT_LIST_DIR}/gates/nand.cpp
+    ${CMAKE_CURRENT_LIST_DIR}/gates/nor.cpp
+    ${CMAKE_CURRENT_LIST_DIR}/gates/or.cpp
+    ${CMAKE_CURRENT_LIST_DIR}/gates/sor.cpp
+    ${CMAKE_CURRENT_LIST_DIR}/gates/snor.cpp
+    ${CMAKE_CURRENT_LIST_DIR}/gates/sand.cpp
+    ${CMAKE_CURRENT_LIST_DIR}/gates/snand.cpp
+  )
+
+add_library(adtree_lib ad_tree.cpp evaluation_strategy.cpp gate.cpp leaf.cpp  node_type.cpp parallel_strategy.cpp sequential_strategy.cpp tree_node.cpp ${GATES_FILES})
 target_include_directories(adtree_lib PUBLIC ${CMAKE_CURRENT_LIST_DIR})

src/translator.hpp

@@ -3,14 +3,14 @@
 
 #include "automata.hpp"
 #include "ad_tree.hpp"
-#include "and.hpp"
-#include "or.hpp"
-#include "sand.hpp"
-#include "sor.hpp"
-#include "nand.hpp"
-#include "nor.hpp"
-#include "snand.hpp"
-#include "snor.hpp"
+#include "gates/and.hpp"
+#include "gates/or.hpp"
+#include "gates/sand.hpp"
+#include "gates/sor.hpp"
+#include "gates/nand.hpp"
+#include "gates/nor.hpp"
+#include "gates/snand.hpp"
+#include "gates/snor.hpp"
 #include "leaf.hpp"
 
 class Translator{
@@ -34,4 +34,4 @@ class Translator{
         static Automata* adt2amas_translate(ADtree *adtree);
 };
 
-#endif
\ No newline at end of file
+#endif