int kuning1 = 13;
int kuning2 = 12;
int kuning3 = 11;
int kuning4 = 10;
int kuning5 = 9;
int iVar = 0;

void setup(){
  Serial.begin(115200);

  iVar = 25;

  //0 - 10 hanya 1 menyala
  //11- 25 hanya 2 menyala
  //26- 50 hanya 3 menyala
  //51- 80 hanya 4 menyala 
  //61- 100 hanya 5 menyala
  
  if(iVar>=0 && iVar<=10){
    digitalWrite(kuning1, HIGH);
  }
  else if (iVar>=11 && iVar<=25){
    digitalWrite(kuning1, HIGH);
    digitalWrite(kuning2, HIGH);
  }
  else if (iVar>=26 && iVar<=50){
    digitalWrite(kuning1, HIGH);
    digitalWrite(kuning2, HIGH);
    digitalWrite(kuning3, HIGH);
  }
  else if (iVar>=51 && iVar<=80){
    digitalWrite(kuning1, HIGH);
    digitalWrite(kuning2, HIGH);
    digitalWrite(kuning3, HIGH);
    digitalWrite(kuning4, HIGH);
  }
  else if(iVar>=81 && iVar<=100){
    digitalWrite(kuning1, HIGH);
    digitalWrite(kuning2, HIGH);
    digitalWrite(kuning3, HIGH);
    digitalWrite(kuning4, HIGH);
    digitalWrite(kuning5, HIGH); 
  }
}

void loop(){
  

}