#include <LiquidCrystal_I2C.h>
#define I2C_ADDR 0x27
#define LCD_COLUMNS 16
#define LCD_LINES   2
long randNumber1;
long randNumber2;
LiquidCrystal_I2C lcd(I2C_ADDR, LCD_COLUMNS, LCD_LINES);

void setup() {
DDRB |= 1<<0;
lcd.init();
lcd.backlight();
}

void loop() {
  long randNumber1 = random(5);
  long randNumber2 = random(5);

 lcd.setCursor(0, 0);
  lcd.print("C 1: ");
  lcd.print(randNumber1);
  
  lcd.setCursor(0, 1);
  lcd.print("C 2: ");
  lcd.print(randNumber2);
  delay(1000);
  if (randNumber1 == randNumber2 )
  {
    lcd.setCursor(13, 1);
    lcd.print("B: ");
    
  }
}