bool isDay = false;
void setup() {
  pinMode(9, OUTPUT);
  pinMode(A0, INPUT);
  pinMode(2, INPUT_PULLUP);
  pinMode(3, OUTPUT);
  pinMode(5, OUTPUT);
  pinMode(6, OUTPUT);
  randomSeed(analogRead(A0));
  
}
boolean past = true;
boolean pres = true;
int count;
int mode;
void loop() {
  if (pres != past) {
    delay(50);
    if (!pres) {
      int zap = analogRead(A0);
    }
  }
  past = pres;
  if (analogRead(A0) >= zap) {
    digitalWrite(9, HIGH);
  }
  else {
    digitalWrite(9, LOW);
  }
}