#include<LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x27, 16, 2);
#include "DHT.h"
DHT monDHT(2, DHT22);

void setup() {
  pinMode(4, OUTPUT);
  monDHT.begin();
  lcd.init();
  lcd.backlight();
  lcd.setCursor(1, 0);
  lcd.print("WELCOME");
  delay(500);
}

void loop() {
  delay(500);
  float h = monDHT.readHumidity();
  float t = monDHT.readTemperature();

  lcd.setCursor(0, 0);
  lcd.print("Humi:     ");
  lcd.print("Tempe:");
  lcd.setCursor(0, 1);
  lcd.print(h, 1);
  lcd.print("%");
  lcd.setCursor(10, 1);
  lcd.print(t, 1);
  lcd.print("C");


  if(t>37){
    digitalWrite(4, HIGH);
  }
  else{
    digitalWrite(4,LOW);
  }

}