int LED = 3;
int BUTTON = 2;
int pbstate = 0;
#include <Wire.h>
#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x27, 16, 2);

void setup() {
  pinMode(LED, OUTPUT);
    pinMode(BUTTON, INPUT);
      lcd.init ();
        lcd.clear ();
          lcd.backlight ();
          }

          void loop() {
            pbstate = digitalRead(BUTTON);
              if (pbstate == HIGH) {
                  digitalWrite(LED, HIGH);
                      lcd.setCursor(0,0);
                          lcd.print("LED ON ");
                            }
                              if (pbstate == LOW) {
                                  digitalWrite(LED, LOW);
                                      lcd.setCursor(0,0);
                                          lcd.print("LED OFF");
                                            }
                                            }