volatile bool alarme = false;

void Vagabundo() {
  alarme = true;
  tone(13, 262, 50);
}

void Pause() {
  if(alarme){
      alarme = false;
  }
}

void setup() {
  Serial.begin(9600);
    // Set pin 13 as output
    pinMode(13, OUTPUT);
    // Set pin 2 as input
    pinMode(2, INPUT);
    // Set pin 1 as input
    pinMode(3, INPUT);

    attachInterrupt(
        digitalPinToInterrupt(2), Vagabundo, RISING
    );
    attachInterrupt(
        digitalPinToInterrupt(3), Pause, RISING
    );
}

void loop() {
  if (alarme) {
    tone(13, 262, 50);
  }
}