#include <LCD_I2C.h>

LCD_I2C lcd(0x27, 16, 2);

const float BETA = 3950;

void setup() 
{
  Serial.begin(9600);
  // put your setup code here, to run once:
    lcd.begin();
    lcd.backlight();
}

void loop() 
{
    lcd.print("     Hello");
    lcd.setCursor(5, 1);
    lcd.print("World!");
  // put your main code here, to run repeatedly:
  int analogValue = analogRead(A0);
  float celsius = 1 / (log(1 / (1023. / analogValue - 1)) / BETA + 1.0 / 298.15) - 273.15;
  Serial.print("Temperature: ");
  Serial.print(celsius);
  Serial.println(" ℃");
  delay(1000);

}