int buzzer=8;
void setup() {
// put your setup code here, to run once:
pinMode(buzzer,OUTPUT);
}
void loop() {
// put your main code here, to run repeatedly:
.tone(buzzer,262,1000);
delay(1500);
tone(buzzer,294,1000);
delay(1500);
.tone(buzzer,330,1000);
delay(1500);
}