void setup() {
pinMode(8, OUTPUT);
pinMode(9, OUTPUT);
pinMode(10, OUTPUT);
}
void loop() 
{
{
digitalWrite(8, HIGH);
delay(200);
digitalWrite(8, LOW);
delay(200);
}
{
digitalWrite(9, HIGH);
delay(500);
digitalWrite(9, LOW);
delay(500);
}
{
digitalWrite(10, HIGH);
delay(800);
digitalWrite(10, LOW);
delay(800);
}
}