#include <Wire.h>
#include <LiquidCrystal_I2C.h>
#include <DHT.h>
#define DHTPIN 23// Pin connected to DHT22 sensor
#define DHTTYPE DHT // DHT 22 sensor model
LiquidCrystal_I2C Icd(0x27, 16, 2);
DHT dht(DHTPIN, DHTTYPE);

void setup() {
  Serial.begin(115200);
  lcd.init();
  lcd.backlight();
  dht.begin();
}

void loop(){
  float humidity = dht.readHumidity();
  float temperature = dht.readTemperature();
  if (isnan(humidity) || isnan(twmperature)) {
    Serial.println("Feiled to read from DHT sensor!");
    lcd.setCursor(0,0);
    lcd.print("DHT Read failed");
    delay(2000);
    return
  }
  lcd.setCursor(0,0);
  lcd.print("Humidity: ");
  lcd.print(humidity);
  lcd.print("%");
  lcd.setCursor(0,1);
  lcd.print("temp: ");
  lcd.print(temperature);
  lcd.print("C");
  delay(2000);
}