const int tempPin = A0;
const int buzzPin = 2;
const int ledPin = 5;

const int minAnalogValue = 953;
const int maxAnalogValue = 115;

void setup() {
    pinMode(buzzPin, OUTPUT);
    pinMode(ledPin, OUTPUT);
    Serial.begin(9600);
}

void loop() {
  int analogVal = analogRead(tempPin);
  float temperature =1/(log(1 / (1023. /analogVal - 1)) / 3950 + 1.0 / 298.15) -273.15;
  Serial.print("Temperature: ");
  Serial.print(temperature);
  Serial.println(" °C");
  if (temperature > 38) {
    tone(buzzPin, 1000);
     } else {
      noTone(buzzPin);
     }
     int ledBrightness = map(analogVal, minAnalogValue, maxAnalogValue, 0, 255);
     analogWrite(ledPin, ledBrightness);

     delay(1000);
}