#include <Wire.h> 
#include <LiquidCrystal_I2C.h>

LiquidCrystal_I2C lcd(0x27, 6, 2); 

int x=2; //button is connected to digital pin 2
int val=0,led_num=0;

void setup() 
{
  lcd.begin(16,2);
  lcd.backlight();
}

void loop() 
{
  //read the value of the button when pressed
  val=digitalRead(x);

  if(val==1){ //button is pressed
    led_num=led_num+1; //add 1 to the led_num variable
  }
  
  if (led_num==1){
    lcd.clear();
    lcd.setCursor(0,0); 
    lcd.print(" Selamat Datang "); 
  }
  else if (led_num==2){
    lcd.clear();
    lcd.setCursor(0,0); 
    lcd.print(" Haya Asyifa");
  }
  else if (led_num==3){
    lcd.clear();
    lcd.setCursor(0,0); 
    lcd.print(" D4 TRSE");

    //reset the led_num variable to 0
    led_num=0;

  }
  //wait 300 ms for the next reading
  delay(800); 
}