#include "DHT.h"

int ledr = 8 ;
int ledg = 9;
int ledb = 10;

#define DHTPIN 2     
#define DHTTYPE DHT22   // DHT 22  (AM2302), AM2321

DHT dht(2, DHT22);

void setup() {
  pinMode(ledr, OUTPUT);
  pinMode(ledg, OUTPUT);
  pinMode(ledb, OUTPUT);
  Serial.begin(115200);
  Serial.println(F("DHT22"));

  dht.begin();
}

void loop() {
  float temperature = dht.readTemperature();
 

  // Check if any reads failed and exit early (to try again).
  if (isnan(temperature) ) {
    Serial.println(F("Failed to read from DHT sensor!"));
    return;
  }

  
  Serial.print(F("%  Temperature: "));
  Serial.print(temperature);
  Serial.println(F("°C "));

  if (temperature>23){
    digitalWrite(ledr, HIGH);

  }
  if (temperature==23){
    digitalWrite(ledg, HIGH);
  }
  if (temperature < 23) {
     digitalWrite(ledb, HIGH);
  }

  // Wait a few seconds between measurements.
  delay(2000);
}