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

LiquidCrystal_I2C lcd(0x27,20,4);  // set the LCD address to 0x27 for a 16 chars and 2 line display
int i=0;
void setup()
{
  lcd.init();       
  lcd.init();
  lcd.backlight();
 
}


void loop()
{

  while (i<15){
  lcd.setCursor(i,0);
  lcd.print(" CGTTI");
  i = i+1;
  delay(100);
  }
  i = 15;


   while (i>0){
  lcd.setCursor(i,0);
  lcd.print("CGTTI ");
  i = i-1;
  delay(100);
  }
  i=0;
}