#include <IRremote.h>
#include <LiquidCrystal_I2C.h>
int LED = 9;
int IRpin = 3;
LiquidCrystal_I2C lcd(0x27, 16, 2);

void setup() {
 pinMode(9,OUTPUT);
 pinMode(3, INPUT);
 Serial.begin(9600);
 lcd.init();
 lcd.backlight();
 lcd.print("<Press a Button>");
}

void loop() {
 int sensorState = digitalRead(IRpin);

 if (sensorState == LOW) {
  digitalWrite(9,HIGH);
 }
 else {
  digitalWrite (9, LOW);
 }
 delay (100);
}