#define ledRed 2
#define ledGreen 7
#define ledBlue 11
void setup() {
  //put your setup code here, to run once;
  pinMode(ledRed, OUTPUT);
  pinMode(ledGreen, OUTPUT);
  pinMode(ledBlue, OUTPUT);
}
void loop() {
  //put your main mode here, to run repeatedly:
  digitalWrite(ledRed, HIGH);
  delay(1000);
  digitalWrite(ledRed, LOW);
  delay(1000);
  digitalWrite(ledGreen, HIGH);
  delay(1000);
  digitalWrite(ledGreen, LOW);
  delay(1000);
  digitalWrite(ledBlue, HIGH);
  delay(1000);
  digitalWrite(ledBlue, LOW);
  delay(1000);
}