#define DO 262
void setup() {
 pinMode(5,OUTPUT);
  pinMode(4,INPUT);
  pinMode (14,OUTPUT);

}

void loop() {
 int bt = digitalRead(4);
 if (bt==HIGH)
 {
  digitalWrite(5,HIGH);
  tone(14,DO,200);
  delay(500);
  
 }
 else
 {
 digitalWrite(5,LOW);
 noTone(14);

 }

}

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