commit 0e5e66bef87d94b6a777737240a3eaecb64f70ac
Author: Jack <i96774080@gmail.com>
Date:   Fri Sep 12 07:47:14 2025 +0200

    init commit

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..8dcca34
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+build/
+*.class
diff --git a/Main.java b/Main.java
new file mode 100644
index 0000000..5a5f303
--- /dev/null
+++ b/Main.java
@@ -0,0 +1,5 @@
+public class Main {
+    public static void main(String[] args) {
+        System.out.println("Hello, World!");
+    }
+}
diff --git a/run.sh b/run.sh
new file mode 100755
index 0000000..b7405dc
--- /dev/null
+++ b/run.sh
@@ -0,0 +1,16 @@
+if ! command -v javac >/dev/null 2>&1; then
+    echo "Error: javac is not installed."
+    exit 1
+fi
+
+if ! command -v java >/dev/null 2>&1; then
+    echo "Error: java is not installed."
+    exit 1
+fi
+
+if ! javac -d build Main.java; then
+    echo "Error: javac failed to compile Main.java."
+    exit 1
+fi
+
+java -cp build Main