#include "DHT.h"

#define DHTPIN 2    

#define DHTTYPE DHT22 


DHT dht(DHTPIN, DHTTYPE);
void setup() {
  Serial.begin(9600);
  Serial.println(F("DHTxx test!"));
  dht.begin();
  pinMode(3, OUTPUT);
  pinMode(5, OUTPUT);
  pinMode(4, OUTPUT);
}

void loop() {
  delay(1000);

  float t = dht.readTemperature();

  if ((t > -41) && (t < 15)){
    digitalWrite(3, HIGH);
  }else{
    digitalWrite(3, LOW);
  }

  if ((t > 15) && (t < 25)){
    digitalWrite(4, HIGH);
  }else{
    digitalWrite(4, LOW);
  }
  
  if ((t > 25) && (t < 81)){
    digitalWrite(5, HIGH);
  }else{
    digitalWrite(5, LOW);
  }
  Serial.print(F("Temperature: "));
  Serial.print(t);
  Serial.print(F(" °C "));

  
}