#include <LiquidCrystal_I2C.h>

LiquidCrystal_I2C lcd(0x27, 16, 2);

bool button, status = 0;

void setup() {
  pinMode(25, INPUT_PULLUP);
  pinMode(26, OUTPUT);
  lcd.init();
  lcd.backlight();
}

void loop() {
  button = digitalRead(25);

  if(button == 0){
    if(status == 0){
      status = 1;
    } else {
      status = 0;
    }
  }

  digitalWrite(26, status);

  lcd.setCursor(0,0);
  if(status == 0){
    lcd.print("Mati");
  } else {
    lcd.print("Menyala");
  }

  delay(500);
  
  lcd.clear();
}