#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0X27,16,2);

void setup() {
  // put your setup code here, to run once:
lcd.init();
lcd.backlight();
Serial.begin(9600);
Serial.println("hi");
}

void loop() {
  // put your main code here, to run repeatedly:
  if(Serial.available())
  {
    String s=Serial.readString();
    lcd.println(s);
    lcd.setCursor(0,0);
  }

}