//ANGGIA SUSANTI_2222105233_3TI03
const int buzzer = 9;

void setup() {
  // put your setup code here, to run once:
pinMode (2, INPUT_PULLUP);
pinMode (3, INPUT_PULLUP);
pinMode (4, INPUT_PULLUP);
pinMode (5, INPUT_PULLUP);

pinMode (13, OUTPUT);
pinMode (12, OUTPUT);
pinMode (11, OUTPUT);
pinMode (10, OUTPUT);

pinMode(buzzer, OUTPUT);
}

void loop() {
  // put your main code here, to run repeatedly:
if (digitalRead(2) == LOW) {    //jika tombol dipencet
  digitalWrite(10, HIGH);       //maka lampu akan menyala
  tone(buzzer, 1000);           //bunyikan buzzer jika btn dipencet
  delay(1000);                  //hidupnya lampu menyala selama 2 detik
  digitalWrite(10, LOW);        //lampu akan mati dan lampu lain tidak bisa menyala
  noTone(buzzer);               //matikan buzzer
  delay(2000);                  //matinya seluruh lampu selama 2 detik
}
else if (digitalRead(3) == LOW) {
  digitalWrite(11, HIGH);
  tone(buzzer, 2000);
  delay(1000);
  digitalWrite(11, LOW);
  noTone(buzzer);
  delay(2000);
}
else if (digitalRead(4) == LOW) {
  digitalWrite(12, HIGH);
  tone(buzzer, 3000);
  delay(1000);
  digitalWrite(12, LOW);
  noTone(buzzer);
  delay(2000);
}
else if (digitalRead(5) == LOW) {
  digitalWrite(13, HIGH);
  tone(buzzer, 4000);
  delay(1000);
  digitalWrite(13, LOW);
  noTone(buzzer);
  delay(2000);
}
}