#include <DHT.h>
#include <DHT_U.h>

#define DHTPIN 13
#define DHTTYPE DHT11

DHT dht(DHTPIN, DHTTYPE);

void setup() {
  Serial.begin(115200);
  dht.begin();
}

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

  if (isnan(temperature)) {
    Serial.println("-1000000");
    delay(500);
    return;
  }

  Serial.println((String)temperature);
  delay(30);
}