diff --git a/functions.js b/functions.js
new file mode 100644
index 0000000..849a2a1
--- /dev/null
+++ b/functions.js
@@ -0,0 +1,5 @@
+function sum(a, b) {
+  return a + b;
+}
+
+module.exports = { sum };
diff --git a/test.js b/test.js
index 8a4fc14..310b5f0 100644
--- a/test.js
+++ b/test.js
@@ -1,2 +1,6 @@
+// import { sum } from "./functions";
+const { sum } = require("./functions");
 const a = 22;
-console.log('sum', a);
\ No newline at end of file
+const b = 23;
+
+console.log("sum", sum(a, b));