const int buzz = 2;

void setup() {
  // put your setup code here, to run once:
pinMode(buzz, OUTPUT);
}

void loop() {
  // put your main code here, to run repeatedly:
tone(buzz, 1000);
delay(300);
noTone(buzz);
delay(300);

tone(buzz, 1000);
delay(300);
noTone(buzz);
delay(300);

tone(buzz, 1500);
delay(300);
noTone(buzz);
delay(300);

tone(buzz, 1500);
delay(300);
noTone(buzz);
delay(300);

tone(buzz, 1700);
delay(300);
noTone(buzz);
delay(300);

tone(buzz, 1700);
delay(300);
noTone(buzz);
delay(300);

tone(buzz, 1500);
delay(500);
noTone(buzz);
delay(700);

tone(buzz, 1350);
delay(300);
noTone(buzz);
delay(300);

tone(buzz, 1350);
delay(300);
noTone(buzz);
delay(300);

}