void setup() {
//put your setup code here, to run once:
pinMode(2, OUTPUT);
pinMode(3, OUTPUT);
pinMode(4, OUTPUT);

}
void loop() {
// put your main code here, to run repeatedly:
digitalWrite(4, HIGH);
digitalWrite(3, LOW);
digitalWrite(2, LOW);
delay(1000);

digitalWrite(4, LOW);
digitalWrite(3, HIGH);
digitalWrite(2, LOW);
delay(1000000000000000000000000);





}