const int led1 = 1;
const int led2 = 2;
const int led3 = 3;
const int led4 = 4;
const int led5 = 5;


const int schakelaar = 6;







void setup() {

  // put your setup code here, to run once:

 

pinMode(led1, OUTPUT);
pinMode(led2, OUTPUT);
pinMode(led3, OUTPUT);
pinMode(led4, OUTPUT);
pinMode(led5, OUTPUT);
 

pinMode(schakelaar, INPUT);


}

 

void loop() {

  // put your main code here, to run repeatedly:

 

if (digitalRead(schakelaar) == LOW) {

digitalWrite(led1, LOW);
digitalWrite(led2, LOW);
digitalWrite(led3, LOW);
digitalWrite(led4, LOW);
digitalWrite(led5, LOW);

}


  if (digitalRead(schakelaar) == HIGH) {

delay(1000);

digitalWrite(led1, HIGH);

delay(1000);

digitalWrite(led2, HIGH);

delay(1000); 

digitalWrite(led3, HIGH);

delay(1000);

digitalWrite(led4, HIGH);

delay(1000); 

digitalWrite(led5, HIGH);

delay(1000);


}
}