#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x27,16,2);
int buton;
int buton1;
int sayac;
 void setup(){
  lcd.begin();
  pinMode(13,INPUT);
   pinMode(12,INPUT);

 }

void loop(){
  buton=digitalRead(13);
  buton1=digitalRead(12);
  
  if(buton==1){
    sayac=sayac+1;
    delay(300);
   lcd.clear();
  }
  
  if(buton1==1){
    sayac=sayac-1;
    delay(300);
   lcd.clear();
  }
   lcd.setCursor(0,0);
  lcd.print(sayac);
}