// include lib
#include <LiquidCrystal_I2C.h>
#include <DHT.h>

// define lcd 
 // LCD address: 0x27, 20x4 display
LiquidCrystal_I2C lcd(0x27, 20, 4); 
// define DHT22
#define DHTTYPE DHT22
DHT dht(5, DHTTYPE);

void setup() {
  lcd.init(); // Initializes the LCD
  lcd.backlight(); // Turns on the LCD backlight
  dht.begin(); // Initializes communication with the DHT sensor

  lcd.setCursor(0, 0); // Sets cursor to the first row
  lcd.print("HAZIQ ROHAIZAN"); // Displays your nickname on the LCD

  lcd.setCursor(0, 1); // Sets cursor to the second row
  lcd.print("Temp: ");

  lcd.setCursor(0, 2); // Sets cursor to the third row
  lcd.print("Humidity: ");
}

void loop() {
  delay(2000); // Delay for sensor reading
  // Reads temperature in Celsius
  float temperature = dht.readTemperature();
  float humidity = dht.readHumidity(); // Reads humidity

  lcd.setCursor(7, 1); // Sets cursor to display temperature
  lcd.print(temperature);
  lcd.print(" C  ");

  lcd.setCursor(10, 2); // Sets cursor to display humidity
  lcd.print(humidity);
  lcd.print(" %  ");
}