void setup() {
  Serial.begin(9600);
  pinMode(2, OUTPUT);
  pinMode(3, OUTPUT);
  // put your setup code here, to run once:

}

void loop() {
 digitalWrite(2, HIGH);Serial.println("ko'k rangli chiroqcha yondi");
 delay(1000);
 digitalWrite(2, LOW);Serial.println("Ko'k rangli chiroqcha o'chdi");
 delay(1000);

  digitalWrite(3, HIGH);Serial.println("Qizil rangli chiroqcha yondi");
 delay(1000);
 digitalWrite(3, LOW);Serial.println("'Qizil rangli chiroqcha o'chdi");
 delay(1000);
  // put your main code here, to run repeatedly:

}