void setup() {
  //put your setup code here, to run on
  Serial.begin(115200);
  Serial.println("Hello, ESP32!");
  pinMode(5, INPUT); 
  pinMode(19, OUTPUT);
  pinMode(21, OUTPUT);
  pinMode(22, OUTPUT);
  pinMode(23, OUTPUT);
  }

void loop() {
  //put your maincodee here, to run repe
  int nilai = digitalRead(5);
  digitalWrite(5, HIGH);
  Serial.println(nilai);
  if(nilai ==1){
  digitalWrite(23,HIGH);
  }
  else{
  digitalWrite(23, LOW);
  }
 if(nilai ==1){
  digitalWrite(22,HIGH);
  }
  else{
  digitalWrite(22, LOW);
  }
  if(nilai ==1){
  digitalWrite(21,HIGH);
  }
  else{
  digitalWrite(21, LOW);
  }
  if(nilai ==1){
  digitalWrite(19,HIGH);
  }
  else{
  digitalWrite(19, LOW);
  }
 //
}