int B;
int Bb1;
int Bb2;
int Bb3;
int Bb4;


void setup() {
  pinMode(9, INPUT);
  pinMode(10, INPUT);
  pinMode(11, INPUT);
  pinMode(12, INPUT);
  pinMode(13, INPUT);
  pinMode(5, OUTPUT);

}

void loop() {
  B=digitalRead(9);
  if(B==1){
    digitalWrite(5, HIGH);
    tone(5,255,250);
  }
  Bb1=digitalRead(10);
  if(Bb1==1){
    digitalWrite(5, HIGH);
    tone(5,500,250);
  }
  Bb2=digitalRead(11);
  if(Bb2==1){
    digitalWrite(5, HIGH);
    tone(5,1000,250);
  }
  Bb3=digitalRead(12);
  if(Bb3==1){
    digitalWrite(5, HIGH);
    tone(5,1500,250);
  }
  Bb4=digitalRead(13);
  if(Bb4==1){
    digitalWrite(5, HIGH);
    tone(5,2000,250);
  }
  
  

}