const int LED = 6;
const int LED2 = 5;
const int LED3 = 4;
const int LED4 = 3;
const int LED5 = 2;
const int Sensor = A0;
int level, level2, level3, level4, level5;
const int threshold = 640;
void setup() {
  pinMode(LED, OUTPUT);
  pinMode(LED2, OUTPUT);
  pinMode(LED3, OUTPUT);
  pinMode(LED4, OUTPUT);
  pinMode(LED5, OUTPUT);

  Serial.begin(9600);

}

void loop() {
  level = analogRead(Sensor);
  level2 = analogRead(Sensor);
  level3 = analogRead(Sensor);
  level4 = analogRead(Sensor);
  level5 = analogRead(Sensor);
  if(level > threshold)
  {
    digitalWrite(LED, HIGH);
    delay(1000);
    digitalWrite(LED, LOW);

  }
  else if(level2 > threshold)
  {
        digitalWrite(LED2, HIGH);
    delay(1000);
    digitalWrite(LED2, LOW);
  }
  else if(level3 > threshold)
  {
        digitalWrite(LED3, HIGH);
    delay(1000);
    digitalWrite(LED3, LOW);
  }
  else if(level4> threshold)
  {
        digitalWrite(LED4, HIGH);
    delay(1000);
    digitalWrite(LED4, LOW);
  }
  else if(level5 > threshold)
  {
        digitalWrite(LED5, HIGH);
    delay(1000);
    digitalWrite(LED5, LOW);
  }
  else{
    digitalWrite(LED, LOW);
    digitalWrite(LED2, LOW);
    digitalWrite(LED3, LOW);
    digitalWrite(LED4, LOW);
    digitalWrite(LED5, LOW);
  }

}