diff --git a/.gitignore b/.gitignore
index 14b117c..82f9f6f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -28,3 +28,6 @@
 *.out
 *.app
 
+# IDEA
+.idea/*
+cmake-build-debug/*
diff --git a/CMakeLists.txt b/CMakeLists.txt
new file mode 100644
index 0000000..708f3d8
--- /dev/null
+++ b/CMakeLists.txt
@@ -0,0 +1,6 @@
+cmake_minimum_required(VERSION 3.10)
+project(HuffmanCode)
+
+set(CMAKE_CXX_STANDARD 11)
+
+add_executable(HuffmanCode main.cpp)
\ No newline at end of file
diff --git a/main.cpp b/main.cpp
new file mode 100644
index 0000000..f253cbe
--- /dev/null
+++ b/main.cpp
@@ -0,0 +1,6 @@
+#include <iostream>
+
+int main() {
+    std::cout << "Hello, World!" << std::endl;
+    return 0;
+}
\ No newline at end of file