#define RED_PIN 7
#define GREEN_PIN 6
#define BLUE_PIN 5

void setup() {
  pinMode(RED_PIN, OUTPUT); 
  pinMode(GREEN_PIN, OUTPUT); 
  pinMode(BLUE_PIN, OUTPUT); 
}

void loop() {
  digitalWrite(RED_PIN, HIGH); 
  digitalWrite(GREEN_PIN, HIGH); 
  digitalWrite(BLUE_PIN, HIGH); 
  delay(1000);                 // Attend 1 seconde
  digitalWrite(RED_PIN, HIGH); 
  digitalWrite(GREEN_PIN, LOW); 
  digitalWrite(BLUE_PIN, LOW); 
  delay(1000);                 // Attend 1 seconde (1000 ms)
  digitalWrite(RED_PIN, LOW); 
  digitalWrite(GREEN_PIN, HIGH); 
  digitalWrite(BLUE_PIN, HIGH); 
  delay(1000);                 // Attend 1 seconde
  digitalWrite(RED_PIN, HIGH); 
  digitalWrite(GREEN_PIN, LOW); 
  digitalWrite(BLUE_PIN, HIGH); 
  delay(1000);                 // Attend 1 seconde (1000 ms)
  digitalWrite(RED_PIN, LOW); 
  digitalWrite(GREEN_PIN, HIGH); 
  digitalWrite(BLUE_PIN, LOW); 
  delay(1000);                 // Attend 1 seconde
  digitalWrite(RED_PIN, LOW); 
  digitalWrite(GREEN_PIN, LOW); 
  digitalWrite(BLUE_PIN, HIGH); 
  delay(1000);                 // Attend 1 seconde (1000 ms)
  digitalWrite(RED_PIN, HIGH); 
  digitalWrite(GREEN_PIN, HIGH); 
  digitalWrite(BLUE_PIN, LOW); 
  delay(1000);  
}