#include "DHT.h"
int p=9;
int red=3;
int green=4;
int orange=5;
DHT dht(p,DHT22);
void setup() {
  // put your setup code here, to run once:
  pinMode(red, OUTPUT);
  pinMode(green, OUTPUT);
  pinMode(orange, OUTPUT);

  Serial.begin(115200);
  Serial.println("DHT22 example");
  dht.begin();

}

void loop() {
  // put your main code here, to run repeatedly:
  float temp=dht.readTemperature();
  float humi=dht.readHumidity();
  if(isnan(temp)||isnan(humi))
  {
    Serial.println("failed");
    return;
  }
  digitalWrite(red,LOW);
  digitalWrite(green,LOW);
  digitalWrite(orange,LOW);
  Serial.println(F("Humidity"));
  Serial.print(humi);
  Serial.print("%");
  Serial.print(F("Temparature"));
  Serial.print(temp);
  Serial.println("c");
  delay(2000);
  if (temp>=40)
  {
    digitalWrite(red,HIGH);
    delay(2000);
  }
  else if(temp<=16)
  {
    digitalWrite(orange,HIGH);
    delay(2000);
  }
  else{
    digitalWrite(green,HIGH);
    delay(2000);
  }



}