#define ledmerah 2
#define ledkuning 4
#define ledhijau 5
#define ledpink 19
#define pushbutton 18


void setup()
{
	//materi pertemuan sebelumnya:
	pinMode(2,OUTPUT);
	pinMode(4,OUTPUT);
	pinMode(5, OUTPUT);

  Serial.begin(115200);
  Serial.println("hello, kita belajar esp32");
	
	//materi jumat 27092024 push button

	pinMode(19, OUTPUT);
	pinMode(18, INPUT);
}
void loop() {
	digitalWrite(2, HIGH);
	delay(1500);
	digitalWrite(2, LOW);

	digitalWrite(4, HIGH);
	delay(1500);
	digitalWrite(4, LOW);

	digitalWrite(5, HIGH);
	delay(1500);
	digitalWrite(5, LOW);

  digitalWrite(4, HIGH);
	delay(1500);
	digitalWrite(4, LOW);

	// materi jumat 27092024 

	if(digitalRead(18) == HIGH){
    digitalWrite(19, LOW);
  }
      else {
        digitalWrite(19, HIGH);
      }

	// selesai materi pertemuan jumat 270920204

}