#include <DHT.h>
int dht_pin =2;
#include <Adafruit_NeoPixel.h>
int neopin=9;
int led =16;
Adafruit_NeoPixel strip = Adafruit_NeoPixel(led,neopin);
DHT dht(dht_pin, DHT22);
void setup() {
  // put your setup code here, to run once:
  Serial.begin(9600);
  Serial.println("Humidity and Temperature Test");
  dht.begin();
  strip.begin();
}

void loop() {
  // put your main code here, to run repeatedly:
  float humidity = dht.readHumidity();
  float temperature = dht.readTemperature();
  if(humidity<45 && temperature<45)
  {
    Set_color(strip.Color(0,255,0));
    delay(500);
  }
  else
  {
    Set_color(strip.Color(255,0,0));
    delay(500);
  }
  Serial.print("Humidity: ");
  Serial.print(humidity);
  Serial.print("% Temperature in C: ");
  Serial.println(temperature);
}

int Set_color(uint32_t col)
{
  for(int i=0; i<led; i++)
  {
    strip.setPixelColor(i,col);
    strip.show();
    delay(500);
  }
}