int ledrouge= 3;
int ledjaune=2;
int ledvert=1;
void setup() {
  // put your setup code here, to run once:
pinMode (ledrouge,OUTPUT);
pinMode(ledjaune,OUTPUT);
pinMode(ledvert,OUTPUT);
}
void loop() {
  // put your main code here, to run repeatedly:
digitalWrite(ledrouge, HIGH);
delay(6000);
digitalWrite(ledrouge, LOW);
delay(200);
digitalWrite(ledrouge, HIGH);
delay(200);
digitalWrite(ledrouge, LOW);
delay(200);
digitalWrite(ledrouge, HIGH);
delay(200);
digitalWrite(ledrouge, LOW);
digitalWrite(ledjaune, HIGH);
delay(6000);
digitalWrite(ledjaune, LOW);
digitalWrite(ledvert, HIGH);
delay(6000);
digitalWrite(ledvert, LOW);
}