// LED
int M1 = 13;
int K1 = 12;
int H1 = 11;
int Bi1 = 10;

// Button
int Btn = 9;

//Nilai Awal Button
int buttonState = 0; 

void setup() {
  pinMode(M1, OUTPUT);
  pinMode(K1, OUTPUT);
  pinMode(H1, OUTPUT);
  pinMode(Bi1, OUTPUT);
  pinMode(Btn, INPUT);

}

void loop() {
  buttonState = digitalRead(Btn);

  if (buttonState == HIGH) {
    digitalWrite(M1, HIGH);
    digitalWrite(K1, HIGH);
    digitalWrite(H1, HIGH);
    digitalWrite(Bi1, HIGH);
  } else {
    digitalWrite(M1, LOW);
    digitalWrite(K1, LOW);
    digitalWrite(H1, LOW);
    digitalWrite(Bi1, LOW);
  }


}