float tempC;
long reading;
int tempPin = A0;
void setup() {
  // put your setup code here, to run once:
  Serial.begin(9600);
}
void loop() {
  // put your main code here, to run repeatedly:
  reading = analogRead(tempPin);
  tempC = float(reading)*0.0049;
  tempC = tempC/0.01;
  Serial.print(tempC);
  Serial.println(" Celcius");
  delay(500);
}