int T = 0;
int R = 0;

#include <LiquidCrystal_I2C.h>

LiquidCrystal_I2C lcd(0x27,16,2);



#include <OneWire.h>
#include <DallasTemperature.h>
OneWire oneWireBus(2);
DallasTemperature sensors(&oneWireBus);


void setup() {
  Serial.begin(9600);
  lcd.init();
 lcd.backlight();

  sensors.begin();

  pinMode(A0, INPUT_PULLUP);
  pinMode(A1, INPUT_PULLUP);

}

void loop() {
    sensors.requestTemperatures();
     T = sensors.getTempCByIndex(0);
    lcd.setCursor(0, 0);
     lcd.print("Temperature:");
     lcd.setCursor(12, 0);
     lcd.print((String(T) + String("C")));
     if (T < 100 & T > 9) {
      lcd.setCursor(15, 0);
       lcd.print(" ");
       }
    if (T < 10 & T > -1) {
      lcd.setCursor(14, 0);
       lcd.print(" ");
       }
    if (T < -9 & T > -99) {
      lcd.setCursor(16, 0);
       lcd.print(" ");
       }
    if (T < 0 & T > -10) {
      lcd.setCursor(15, 0);
       lcd.print("  ");
       }
    if (digitalRead(A0) == 0) {
      if (T > 99) {
        R = R + 4;
      }
      if (T < -9 & T > -99) {
        R = R + 5;
      }
      lcd.setCursor(R, 1);
       lcd.print(T);
       delay(300);
    }
    if (digitalRead(A1) == 0) {
      lcd.setCursor(0, 1);
       lcd.print("                            ");
       R = 0;
    }
    Serial.println(R);

}