void setup() {
  // put your setup code here, to run once:
  pinMode(2,OUTPUT);
  pinMode(3, OUTPUT);
  pinMode(5, OUTPUT);

}

void loop() {
  // put your main code here, to run repeatedly:
  digitalWrite(2,LOW);
  digitalWrite(3, LOW);
  digitalWrite(5, HIGH);
  delay(1000);
  //digitalWrite(5,HIGH);
  digitalWrite(3, HIGH);
  digitalWrite(2, LOW);
  delay(1000);
  digitalWrite(5, LOW);
  digitalWrite(3, HIGH);
  digitalWrite(2,LOW);
  delay(1000);

}