void setup() {
  // put your setup code here, to run once:
pinMode(13, OUTPUT); 
pinMode(8, INPUT_PULLUP); 
pinMode(2, OUTPUT); 
pinMode(3, INPUT_PULLUP); 
pinMode(11, OUTPUT); 
pinMode(12, INPUT_PULLUP); 
}

void loop() {
  // put your main code here, to run repeatedly:
if (digitalRead(8) == LOW){
    digitalWrite(13, HIGH);
    tone(5, 1200);
    delay(1000);
    noTone(5); 
}   else { 
    digitalWrite(13, LOW);