void setup() {
pinMode(2, OUTPUT);
pinMode(4, OUTPUT);
pinMode(6, OUTPUT);
pinMode(8, OUTPUT);
pinMode(9, OUTPUT);
pinMode(10, OUTPUT);

}

void loop() {
digitalWrite(2, HIGH);
delay(6000);
digitalWrite(2, LOW);
digitalWrite(4, HIGH);
delay(1000);
digitalWrite(4, LOW);
digitalWrite(6, HIGH);
delay(6000);
digitalWrite(6, LOW);
digitalWrite(4, HIGH);
delay(1000);
digitalWrite(4, LOW);


}