#include <LiquidCrystal_I2C.h>

#define LCD_ADDR 0x27
#define LCD_COLUMNS 16
#define LCD_ROWS 2

LiquidCrystal_I2C lcd(LCD_ADDR, LCD_COLUMNS, LCD_ROWS);
//use remove code from loop to use no loop version//
void setup() {
  // put your setup code here, to run once:
  lcd.begin(16,2);
  lcd.init();
  lcd.backlight();
  
  lcd.setCursor(2,0);
  lcd.print("Physic Lab");

  lcd.setCursor(0,1);
  lcd.print("How to Code Help");
}
//repeat version//
void loop() {
  // put your main code here, to run repeatedly:
 lcd.clear();
    lcd.print("Physic Lab 2");
    delay(2000);
  lcd.clear();

  lcd.print("Learning how to");
  lcd.setCursor(0,1);
    lcd.print("Code!;-;");
    delay(2000);
  lcd.clear();

  lcd.print("I think");
  lcd.setCursor(0,1);
    lcd.print("I Understand!");
    delay(2000);
  lcd.clear();

  lcd.print("How to code LCD");
  lcd.setCursor(0,1);
    lcd.print("maybe..");
    delay(2000);
  lcd.clear();
}