#include <Wire.h>
#include <LiquidCrystal_I2C.h>

#define LCD_ADDR 0x27
#define LCD_COLUMNS 16
#define LCD_ROWS 2
LiquidCrystal_I2C lcd (LCD_ADDR, LCD_COLUMNS, LCD_ROWS);
int redled=2;
int yellowled=3;
int greenled=4;
int purpleled=5;
int buzzerpin=6;
int redled2=7;
int yellowled2=8;
int greenled2=9;
int purpleled2=10;
void setup() {
  // put your setup code here, to run once:
lcd.begin(16,2);
lcd.init();
lcd.backlight();

lcd.setCursor(5,0);
lcd.print("HELLO");
pinMode(2, OUTPUT);
pinMode(3, OUTPUT);
pinMode(4, OUTPUT);
pinMode(5, OUTPUT);
pinMode(6, OUTPUT);
pinMode(7, OUTPUT);
pinMode(8,OUTPUT);
pinMode(9, OUTPUT);
pinMode(10, OUTPUT);
lcd.setCursor(0,1);
lcd.print("THE AI ROBOTICS");
}

void loop() {
  // put your main code here, to run repeatedly:
digitalWrite(2,HIGH);
delay(500);
digitalWrite(2, LOW);
digitalWrite(3, HIGH);
delay(500);
digitalWrite(3, LOW);
digitalWrite(4, HIGH);
delay(500);
digitalWrite(4, LOW);
digitalWrite(5, HIGH);
delay(500);
digitalWrite(5, LOW);
digitalWrite(6, HIGH);
delay(500);
digitalWrite(6, LOW);
digitalWrite(7,HIGH);
delay(500);
digitalWrite(7, LOW);
digitalWrite(8, HIGH);
delay(500);
digitalWrite(8, LOW);
digitalWrite(9, HIGH);
delay(500);
digitalWrite(9, LOW);
digitalWrite(10, HIGH);
delay(500);
digitalWrite(10, LOW);
}