#include <LiquidCrystal.h>
LiquidCrystal lcd(22,23,5,17,16,4);

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
 
 pinMode(2, INPUT);
 pinMode(15, INPUT);
}

void loop() {
  // put your main code here, to run repeatedly:

  int x =digitalRead(2);
  if(x==1){

    digitalWrite(19, HIGH);
    Serial.println("object detected ");
    delay(500);
  }
  else {

    digitalWrite(19,LOW);
    Serial.println("no object detected");
    delay(500);
  }
}