RGB LED Flasher

const int red = 11;
const int green =12;
const int blue = 13;
void setup() {

  pinMode(red, OUTPUT);
  pinMode(green, OUTPUT);
  pinMode(blue, OUTPUT);
}


void loop() {
  digitalWrite(red, HIGH);   
  digitalWrite(green, LOW);
  digitalWrite(blue, LOW);
  delay(1000); 
   digitalWrite(red, LOW);   
  digitalWrite(green, HIGH);
  digitalWrite(blue, LOW);
  delay(1000);
   digitalWrite(red, LOW);   
  digitalWrite(green, LOW);
  digitalWrite(blue, HIGH);
     
  delay(1000);                    
}