const int pinoLedVermelho = 13;
const int pinoLedAmarelo = 7;
const int pinoLedVerde = 9;


const int pinoLed[] = {pinoLedVermelho, pinoLedVerde, pinoLedAmarelo};

int tempo[] = {10, 8, 2};

void setup() {
  for (int i = 0; i < sizeof(pinoLed) / sizeof(int); i++) {
    pinMode(pinoLed[i], OUTPUT);
    digitalWrite(pinoLed[i], LOW);
  }
}

void loop() {
  for (int i = 0; i < sizeof(pinoLed) / sizeof(int); i++) {
    digitalWrite(pinoLed[i], HIGH);

    delay(tempo[i] * 1000);

    digitalWrite(pinoLed[i], LOW);
  }
}