#define LED 2
#define RIF 4
#define NAY 5
#define NIN 19
#define NAI 21
#define CIN 22
#define NUN 23
#define NUR 13

void setup() {
  pinMode(LED, OUTPUT);
  pinMode(RIF, OUTPUT);
  pinMode(NAY, OUTPUT);
  pinMode(NIN, OUTPUT);
  pinMode(NAI, OUTPUT);
  pinMode(CIN, OUTPUT);
  pinMode(NUN, OUTPUT);
  pinMode(NUR, OUTPUT);
}

void loop() {
  digitalWrite(LED, HIGH);
  digitalWrite(RIF, LOW);
  digitalWrite(NAY, HIGH);
  digitalWrite(NIN, LOW);
  digitalWrite(NAI, HIGH);
  digitalWrite(CIN, LOW);
  digitalWrite(NUN, HIGH);
  digitalWrite(NUR, LOW);
  delay(200);
  digitalWrite(LED, LOW);
  digitalWrite(RIF, HIGH);
  digitalWrite(NAY, LOW);
  digitalWrite(NIN, HIGH);
  digitalWrite(NAI, LOW);
  digitalWrite(CIN, HIGH);
  digitalWrite(NUN, LOW);
  digitalWrite(NUR, HIGH);
  delay(200);
}