int Red = 10;
int Green = 9;
int Orange = 8;
void setup() {
// put your setup code here, to run once:
pinMode(Red, OUTPUT);
pinMode(Green, OUTPUT);
pinMode(Orange, OUTPUT);
}
void loop() {
// put your main code here, to run repeatedly:
digitalWrite(Red,HIGH);
delay(3000);
digitalWrite(Red,LOW);
digitalWrite(Green,HIGH);
delay(2000);
digitalWrite(Green,LOW);
digitalWrite(Orange,HIGH);
delay(1000);
digitalWrite(Orange,LOW);
}