#include<LiquidCrystal.h>
int button1 = 3;
int button2 = 2;
int i = 0;
LiquidCrystal lcd(13, 12, 7, 6, 5, 4);
void setup() {
  lcd.begin(16, 2);
  lcd.setCursor(0, 0);
  lcd.print("WELCOME");
  lcd.setCursor(0, 1);
  lcd.print("BKSTAR");
  pinMode(button1, INPUT_PULLUP);
  pinMode(button2, INPUT_PULLUP);
  lcd.clear();
}

void loop() {
  if (digitalRead(button1) == LOW) {
    delay(125);
    if (digitalRead(button1) == LOW) {
      i++;
    }
  }
  if (digitalRead(button2) == LOW) {
    delay(125);
    if (digitalRead(button2) == LOW) {
      i--;
    }
  }
  lcd.home();
  lcd.print("Temp.: " + String(i)+ "oC");
}