// by N M D Weerasinghe SLCOTM

String Incomming_msg = "";



void setup() {
  // put your setup code here, to run once:
for (int i=2; i<6;i++)
{
  pinMode(i, OUTPUT); // define PIN mode
  digitalWrite(i, LOW); // Turn off LEDs
}

Serial.begin(9600);
Serial.println();

}

void loop() {
  // put your main code here, to run repeatedly:
    if(Serial.available()>0)
    {
      Incomming_msg = Serial.readString();

      if(Incomming_msg.toInt() % 2)
      {
        digitalWrite(((Incomming_msg.toInt() +1)/2) +1 ,1);
      }
      else
      {
        digitalWrite(((Incomming_msg.toInt())/2) +1,0);
      }

    }




}