#include <LiquidCrystal.h>
int d4=19, d5=21, d6=22, d7=23, rs=26, e=25;
LiquidCrystal Lcd(rs, e, d4, d5, d6, d7); 
#include "DHT.h"
#define DHTTYPE DHT22
#define dht_pin 18
DHT dht(dht_pin, DHTTYPE);
float t=0, h=0;

void setup() {
  dht.begin();
  Lcd.begin(16, 2);
  Serial.begin(9600);
  delay(2000);

}

void loop() {
  Lcd.setCursor(0,0);
  t=dht.readTemperature();
  h=dht.readHumidity();
  Lcd.print("Temp= ");
  Lcd.println(t);
  Lcd.print("cel");
  Lcd.setCursor(0, 1);
  Lcd.print("Hum= ");
  Lcd.print(h);
  Lcd.print("%");
  delay(1000); // this speeds up the simulation
}