int global;

void setup() {
  // put your setup code here, to run once:
  pinMode(13, OUTPUT);
  pinMode(7, INPUT);
}

void loop() {
  // put your main code here, to run repeatedly:
  int input = digitalRead(7);

  if (input == HIGH) {
    digitalWrite(13, HIGH);
    delay(1000);
    digitalWrite(13, LOW);
    delay(500);
  } else {
    digitalWrite(13, LOW);
  }



}