#define R 13
#define G 12
#define B 11

#define BUTTON1 5
#define BUTTON2 4
#define BUTTON3 3

void setup() {
  pinMode(13 , OUTPUT);
  pinMode(12 , OUTPUT);
  pinMode(11 , OUTPUT);
  pinMode(5 , INPUT_PULLUP);
  pinMode(4 , INPUT_PULLUP);
  pinMode(3 , INPUT_PULLUP);
}

void loop() {
  if(digitalRead(BUTTON1) == HIGH){
    digitalWrite(R, HIGH);
  }
  else{
    digitalWrite(R, LOW);
  }
  
  if(digitalRead(BUTTON2) == HIGH){
    digitalWrite(B, HIGH);
  }
  else{
    digitalWrite(B, LOW);
  }

  if(digitalRead(BUTTON3) == HIGH){
    digitalWrite(G, HIGH);
  }
  else{
    digitalWrite(G, LOW);
  }
}