diff --git a/a/arduino.ino b/a/arduino.ino
index d6126122..66681633 100755
--- a/a/arduino.ino
+++ b/a/arduino.ino
@@ -1,12 +1,8 @@
 void setup() {
-  // put your setup code here, to run once:
-  // initialize serial communication at 9600 bits per second:
   Serial.begin(9600);
-  //print message serial monitor
   Serial.println("Hello World");
 }
 
 void loop() {
-  // put your main code here, to run repeatedly:
 
 }