void setup() {
 pinMode(13, OUTPUT);
 pinMode(12, INPUT);
 pinMode(11, INPUT);
 pinMode(10, INPUT);
 pinMode(9, INPUT);
 pinMode(8, INPUT);
 pinMode(7, INPUT);
 pinMode(6, INPUT);
 pinMode(5, INPUT);
}
void loop() {
 if(digitalRead(12)==HIGH)
 {
  tone(13,523.251,1000);
 }
 if(digitalRead(11)==HIGH)
 {
  tone(13,587.330,1000);
 }
 if(digitalRead(10)==HIGH)
 {
  tone(13,659.255,1000);
 }
 if(digitalRead(9)==HIGH)
 {
  tone(13,698.456,1000);
 }
 if(digitalRead(8)==HIGH)
 {
  tone(13,783.991,1000);
 }
  if(digitalRead(7)==HIGH)
 {
  tone(13,880.000,1000);
 }
  if(digitalRead(6)==HIGH)
 {
  tone(13,987.767,1000);
 }
  if(digitalRead(5)==HIGH)
 {
  tone(13,15999.1000,100000);
 }
}