void setup() {
 pinMode(19, OUTPUT);
 pinMode(18, OUTPUT);
 pinMode(5, OUTPUT);
 pinMode(17, OUTPUT);
 pinMode(16, OUTPUT);
 pinMode(4, OUTPUT);
 pinMode(0, OUTPUT);
 pinMode(2, OUTPUT);
}

void loop() {
  
 digitalWrite(17,HIGH);
 digitalWrite(16,HIGH);
 delay(1000);
 digitalWrite(5,HIGH);
 digitalWrite(4,HIGH);
 delay(1000);
 digitalWrite(18,HIGH);
 digitalWrite(0,HIGH);
 delay(1000);
 digitalWrite(19,HIGH);
 digitalWrite(2,HIGH);
 delay(1000);
 digitalWrite(17,LOW);
 digitalWrite(16,LOW); 
 digitalWrite(5,LOW);
 digitalWrite(4,LOW); 
 digitalWrite(18,LOW);
 digitalWrite(0,LOW ); 
 digitalWrite(19,LOW);
 digitalWrite(2, LOW);


 

}