#include <DHT.h>
DHT sensor(A0, DHT22);

float H, T; // agora são números

void setup() {
  Serial.begin(9600);
  sensor.begin();
  
  pinMode(9, OUTPUT);
  pinMode(10, OUTPUT);
  pinMode(11, OUTPUT);
  pinMode(12, OUTPUT);
  pinMode(13, OUTPUT);
}

void loop() {
  H = sensor.readHumidity();
  T = sensor.readTemperature();

  Serial.print("Temperatura : ");
  Serial.print(T,1);
  Serial.print(" °C   Umidade do ar: ");
  Serial.print(H,0);
  Serial.println(" %");

  // Temperatura
  if (T < 14) {
    digitalWrite(13, HIGH);
    digitalWrite(12, LOW);
    digitalWrite(11, LOW);
  } else if (T >= 14 && T < 25) {
    digitalWrite(13, LOW);
    digitalWrite(12, HIGH);
    digitalWrite(11, LOW);
  } else if (T >= 25) {
    digitalWrite(13, LOW);
    digitalWrite(12, LOW);
    digitalWrite(11, HIGH);
  }

  // Umidade
  if (H < 30) {
    digitalWrite(9, HIGH);
    digitalWrite(10, LOW);
  } else if (H > 70) {
    digitalWrite(9, LOW);
    digitalWrite(10, HIGH);
  } else if (H >= 30 && H <= 70) {
    digitalWrite(9, HIGH);
    digitalWrite(10, HIGH);
  } else {
    digitalWrite(9, LOW);
    digitalWrite(10, LOW);
  }

  delay(500);
}