int photoresistor = A0;
int led = 3;
int button = 2;
void setup() {
Serial.begin(9600);
pinMode(led, OUTPUT);
pinMode(button, INPUT_PULLUP);
pinMode(photoresistor, INPUT);
}

boolean button1 = true;
void loop() {
int photoresZnach = analogRead(photoresistor);
if(photoresZnach>200){
  digitalWrite(led, HIGH);
}
if(!digitalRead(button)){
  button1 = false;
}
else if(photoresZnach<=200&&button1==false){
  digitalWrite(led, LOW);
}


}