#define R 16
#define G 17
#define B 5



void setup() {
  pinMode(R, OUTPUT);
  pinMode(G, OUTPUT);
  pinMode(B, OUTPUT);

  
}

void loop() {
   digitalWrite(R, HIGH);
   delay(500);
   digitalWrite(R, LOW);
   digitalWrite(G, HIGH);
   delay(500);
   digitalWrite(G, LOW);
   digitalWrite(B, HIGH);
   delay(500);
   digitalWrite(B, LOW);
    
}