int speaker =9;

void setup() {
  // put your setup code here, to run once:

}

void loop() {
  // put your main code here, to run repeatedly:
  tone(speaker,262); delay(500);
  tone(speaker,294); delay(500);
  tone(speaker,330); delay(500);
  tone(speaker,349); delay(500);
  tone(speaker,395); delay(500);
  tone(speaker,440); delay(500);
  tone(speaker,494); delay(500);
  tone(speaker,523); delay(500);
}