#include <Wire.h>
#include <LiquidCrystal_I2C.h>

int potenPin = 4;
LiquidCrystal_I2C lcd(0x27, 16, 2);
float duration, distance, val;

void setup() {
  pinMode(potenPin, INPUT);
  lcd.init();
  lcd.backlight();
}

void loop() {
  lcd.setCursor(0, 0);
  val = analogRead((potenPin));
  lcd.print("Resistance:");
  lcd.print(val, 4);
  lcd.setCursor(0, 1);
  delay(1000);
  lcd.clear();
}