void setup() {
  pinMode(22, OUTPUT);
  pinMode(23, OUTPUT);
  pinMode(4 , OUTPUT);
  pinMode(19, OUTPUT);
  pinMode(21, OUTPUT);
  pinMode(2, OUTPUT);
  pinMode(15, OUTPUT);
}
void loop(){
  digitalWrite(22,LOW);
  digitalWrite(23,HIGH);
  digitalWrite(4, LOW);
  digitalWrite(19,LOW);
  digitalWrite(21,LOW);
  digitalWrite(15,LOW);
  digitalWrite(2,LOW);
}