void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  Serial.println("Anggota1");
  delay(1000);
  Serial.println("Anggota2");
  delay(1000);

  pinMode(16,OUTPUT); //LED1
  pinMode(17,OUTPUT); //LED2
  pinMode(18,OUTPUT); //LED3
  pinMode(19,OUTPUT); //LED4

  digitalWrite(16,1);
  digitalWrite(17,1);
  digitalWrite(18,1);
  digitalWrite(19,1);

  digitalWrite(18,0);
  delay(1000);
  digitalWrite(18,1);
  delay(1000);
  digitalWrite(18,0);
  delay(1000);
  digitalWrite(18,1);
  delay(1000);
  digitalWrite(19,0);
}

void loop() {
  // put your main code here, to run repeatedly:
  digitalWrite(16,0);
  delay(1000);
  digitalWrite(16,1);
  delay(1000);
  digitalWrite(16,0);
  digitalWrite(17,0);
  delay(1000);
  digitalWrite(16,1);
  delay(1000);
  digitalWrite(16,0);
  digitalWrite(17,1);
  delay(1000);
  digitalWrite(16,1);
  delay(1000);

}