int bt;

void setup() {
  // put your setup code here, to run once:
pinMode(13, OUTPUT);
pinMode(5, INPUT);
}

void loop() {
  // put your main code here, to run repeatedly:
bt=digitalRead(5);

if(bt==1){
 digitalWrite(13,HIGH);
 delay(200);
 digitalWrite(13, LOW);
 delay(200);
}else{
 digitalWrite(13,HIGH);
 delay(1000);
 digitalWrite(13, LOW);
 delay(1000); 
}
}