int redPin=7;
int greenPin=8;
int bluePin=9;
int buzzer = 12;

void setup() {
pinMode(redPin, OUTPUT);
pinMode(greenPin, OUTPUT);
pinMode(bluePin, OUTPUT);
pinMode(12, OUTPUT);
pinMode(4,OUTPUT);
pinMode(5,OUTPUT);
pinMode(6,OUTPUT);
}
void loop() {
digitalWrite(4,1);digitalWrite(5,0);digitalWrite(6,0);
analogWrite(redPin,255);
analogWrite(greenPin,0);
analogWrite(bluePin,0);
tone(2,507);
delay(100);
noTone(2);
delay(50);
digitalWrite(4,0);digitalWrite(5,1);digitalWrite(6,0);
analogWrite(redPin,0);
analogWrite(greenPin,255);
analogWrite(bluePin,0);
tone(2,460);
delay(100);
noTone(2);
delay(50);
digitalWrite(4,0);digitalWrite(5,0);digitalWrite(6,1);
analogWrite(redPin,0);
analogWrite(greenPin,0);
analogWrite(bluePin,255);
tone(2,605);
delay(100);
noTone(2);
delay(50);
}