diff --git a/src/run.ps1 b/src/run.ps1
index 3dbdacf..28ea8b4 100644
--- a/src/run.ps1
+++ b/src/run.ps1
@@ -1,3 +1,14 @@
-javac *.java
-java App -c
-rm *.class
+function Run {
+    param(
+        [string]$flag
+    )
+    javac *.java
+    java App $flag
+    rm *.class
+}
+
+if ($args.Length -eq 1) {
+    $flag = $args[0]
+}
+
+Run $flag
\ No newline at end of file
diff --git a/src/run.sh b/src/run.sh
new file mode 100644
index 0000000..448bcb8
--- /dev/null
+++ b/src/run.sh
@@ -0,0 +1,11 @@
+run() {
+    javac *.java
+    java App $1
+    rm *.class
+}
+
+if($# -eq 1) then
+    FLAG=$1
+fi
+
+run $FLAG
\ No newline at end of file