#include "DHT.h"

#define DHTPIN 2
#define DHTTYPE DHT22
#define RED_LED_PIN 3
#define GREEN_LED_PIN 4
#define BUZZER_PIN 5

DHT dht(DHTPIN, DHTTYPE);

void setup() {
  pinMode(RED_LED_PIN, OUTPUT);
  pinMode(GREEN_LED_PIN, OUTPUT);
  pinMode(BUZZER_PIN, OUTPUT);
  dht.begin();
}

void loop() {
  float h = dht.readHumidity();
  if (h < 55) {
    digitalWrite(RED_LED_PIN, HIGH);
    digitalWrite(GREEN_LED_PIN, LOW);
    digitalWrite(BUZZER_PIN, HIGH);
  } else {
    digitalWrite(RED_LED_PIN, LOW);
    digitalWrite(GREEN_LED_PIN, HIGH);
    digitalWrite(BUZZER_PIN, LOW);
  }
  delay(2000);
}