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*/
#include <Wire.h>
#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x27, 16, 2);
#include <BH1750.h>
BH1750 lightMeter;
#include <dht11.h> //include the library code:
dht11 DHT;
#define DHT11_PIN 7 //define the DHT11 as the digital pin 7
#include <Servo.h>
Servo lr_servo;//define the name of the servo rotating right and left
Servo ud_servo;//define the name of the servo rotating upwards and
downwards
const byte interruptPin = 2; //the pin of button;the corruption is
disrupted
int lr_angle = 90;//set the initial angle to 90 degree