int buzzerPin1=12;
int buzzerPin2=11;
int buzzerPin3=10;
int buzzerPin4=9;
int buzzerPin5=8;
int buzzerPin6=7;
int buzzerPin7=6;

void setup() {
  // put your setup code here, to run once:
pinMode(buzzerPin1, OUTPUT);
pinMode(buzzerPin2, OUTPUT);
pinMode(buzzerPin3, OUTPUT);
pinMode(buzzerPin4, OUTPUT);
pinMode(buzzerPin5, OUTPUT);
pinMode(buzzerPin6, OUTPUT);
pinMode(buzzerPin7, OUTPUT);
}

void loop() {
  // put your main code here, to run repeatedly:

}