diff --git a/src/main/java/baseball/Ex01.java b/src/main/java/baseball/Ex01.java
new file mode 100644
index 000000000..de49d9940
--- /dev/null
+++ b/src/main/java/baseball/Ex01.java
@@ -0,0 +1,10 @@
+package baseball;
+
+public class Ex01 {
+
+    public static  void main(String[] args){
+
+        System.out.println("hello");
+
+    }
+}