int led=13;
float temp;
int value;
int lm35=A0;
void setup ()
{
Serial.begin(9600);
pinMode(led,OUTPUT);
pinMode(lm35,INPUT);
}
void loop()
{
  value=analogRead(lm35);
  temp=0.48824*value;
  if(temp>30)
  {digitalWrite(led,HIGH);}
  else{digitalWrite(led, LOW);}
  Serial.println(value);
  delay(1000);
}
  // put your setup code here, to run once:




  // put your main code here, to run repeatedly: