#define LED_hijau 11
#define LED_kuning 12
#define LED_merah 13
#define tombol 7

void setup() {
  // put your setup code here, to run once:
  
  pinMode(tombol,INPUT);
  pinMode(LED_hijau, OUTPUT);
  pinMode(LED_kuning, OUTPUT);
  pinMode(LED_merah, OUTPUT);
  
}
void loop() {
  // put your main code here, to run repeatedly:
 int statustombol=digitalRead(tombol);
 if(statustombol==HIGH){
    digitalWrite(LED_kuning, HIGH);
    delay(3000);
    digitalWrite(LED_merah, HIGH);
    digitalWrite(LED_kuning, LOW);
    delay(5000);
    digitalWrite(LED_kuning, HIGH);
    delay(2000);
    digitalWrite(LED_hijau, HIGH);
    digitalWrite(LED_kuning, LOW);
    digitalWrite(LED_merah, LOW);
     delay(3000);
   digitalWrite(LED_hijau, LOW);
     
  }
   

}