#include <LiquidCrystal.h>
const int rs = 8, en = 9, d4 = 4, d5 = 5, d6 = 6, d7 = 7;
LiquidCrystal lcd(rs, en, d4, d5, d6, d7);
int a;
void setup() {
  // put your setup code here, to run once:
 lcd.begin(16, 2);
}

void loop() {
  // put your main code here, to run repeatedly:
 a = analogRead(A0);
 lcd.setCursor(0,0);
 lcd.print(a);
 lcd.print("   ");
}