int lm35 = A0;
void setup() {
  Serial.begin(9600);
  pinMode(lm35, INPUT);
}

void loop() {
  int val = analogRead(lm35);
  float mv = (val/1024.0)*5000;
  float c = mv/10;
  float f = (c*9)/5+32;

  Serial.print("TEMP = ");
  Serial.print(c);
  Serial.print(" *c || ");
  Serial.print(f);
  Serial.println(" *f");
  delay(1000);
}