void setup() {
pinMode(A0, OUTPUT);
pinMode(A1, OUTPUT);
pinMode(A2, OUTPUT);
pinMode(A3, OUTPUT);
pinMode(A4, OUTPUT);
pinMode(A5, OUTPUT);
pinMode(2, INPUT_PULLUP);
}

void loop() {
 while (digitalRead(2) ) {
  digitalWrite(A5,1);
  digitalWrite(A3,1);
  digitalWrite(A1,1);
  delay(1000);
  digitalWrite(A5,0);
  digitalWrite(A3,0);
  digitalWrite(A1,0);
  delay(1000);
  digitalWrite(A0,1);
  digitalWrite(A2,1);
  digitalWrite(A4,1);
  delay(1000);
  digitalWrite(A0,0);
  digitalWrite(A2,0);
  digitalWrite(A4,0);
  delay(1000);
 }
 if (!digitalRead(2)){
  digitalWrite(A5,0);
  digitalWrite(A3,0);
  digitalWrite(A1,0);

  digitalWrite(A0,0);
  digitalWrite(A2,0);
  digitalWrite(A4,0); 

  digitalWrite(13,1);
 }
 else 
 (digitalRead)(2);
 digitalWrite(13,0);
}