#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x27, 16, 2);
int button = 7;
int button2 = 8;
int button3 = 9;
int button4 = 10;

byte pac[] =
{
 B01110,
 B11111,
 B11101,
 B11111,
 B11111,
 B11000,
 B11111,
 B01110
};

byte pacM[] =
{
 B01110,
 B11101,
 B11111,
 B11100,
 B11000,
 B11000,
 B11100,
 B01111
};

byte ghostleft[] =
{
 B01110,
 B11111,
 B01011,
 B01011,
 B11111,
 B10011,
 B11111,
 B10101,
};

byte food[]=
{
 B00000,
 B00000,
 B00000,
 B00100,
 B01110,
 B11111,
 B01110,
 B00100
};



void setup() {
  // put your setup code here, to run once:
  pinMode(button,INPUT);
  lcd.init();
  lcd.backlight();
  lcd.clear();
  lcd.createChar(0,pac);
  lcd.createChar(1,pacM);
  lcd.createChar(2,ghostleft);
  lcd.createChar(3,food);
}

void loop() {
  // put your main code here, to run repeatedly:
  int buttonstate = digitalRead(button);
  int buttonstate2 = digitalRead(button2);
  int buttonstate3 = digitalRead(button3);
  int buttonstate4 = digitalRead(button4);
   if (buttonstate == LOW) 
  {
    lcd.setCursor(0,0);
    lcd.write(0);
    
  }
  else
  {
    lcd.clear();
  }
   if (buttonstate2 == LOW)
  {
    lcd.setCursor(1,0);
    lcd.write(1);
  }
  else
  {
    lcd.clear();
  }
   if (buttonstate3 == LOW)
  {
    lcd.setCursor(2,0);
    lcd.write(2);
  }
  else
  {
    lcd.clear();
  }

   if (buttonstate4 == LOW)
  {
    lcd.setCursor(3,0);
    lcd.write(3);
  }
  else
  {
    lcd.clear();
  }

}