#define hijau1 4
#define cyan 5
#define ungu 6
#define oren 7
#define hijau2 8
#define merah 9
#define biru 10
#define putih 11
#define kuning 12
#define pink 13

void setup() {
  // put your setup code here, to run once:
  Serial.begin(9600);
  pinMode(4, OUTPUT);
  pinMode(5, OUTPUT);
  pinMode(6, OUTPUT);
  pinMode(7, OUTPUT);
  pinMode(8, OUTPUT);
  pinMode(9, OUTPUT);
  pinMode(10, OUTPUT);
  pinMode(11, OUTPUT);
  pinMode(12, OUTPUT);
  pinMode(13, OUTPUT);
}

void loop() {
  // put your main code here, to run repeatedly:
   for (int i = 4; i < 14; i++) {
    if (i % 2) {
      Serial.println(i);
      digitalWrite(i, HIGH);
    }
  }
}