const float BETA = 3950; // should match the Beta Coefficient of the thermistor

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  Serial.println("Hello, ESP32!");
  analogReadResolution(10);
  pinMode(15, INPUT);
  pinMode(14, OUTPUT);
}

void loop() {
  int analogValue = analogRead(15);
  float celsius = 1 / (log(1 / (1023. / analogValue - 1)) / BETA + 1.0 / 298.15) - 273.15;
  Serial.print("Temperature: ");
  Serial.print(celsius);
  Serial.println(" °C");

  if(celsius>=35)
    digitalWrite(14, HIGH);
  else
    digitalWrite(14, LOW);
    delay(1000);
}