void setup() {
  Serial.begin(115200);
  pinMode(12,OUTPUT);
  pinMode(14,OUTPUT);
  pinMode(13,OUTPUT);
  pinMode(25,OUTPUT);
  pinMode(26,OUTPUT);
  pinMode(27,OUTPUT);
  pinMode(33,INPUT);
}

void loop() {
  int swtch=digitalRead(33);
  if (swtch==1){
    digitalWrite(12, HIGH);
    digitalWrite(25, HIGH);
    delay(1000);
    digitalWrite(12, LOW);
    digitalWrite(25, LOW);
    digitalWrite(14, HIGH);
    digitalWrite(26, HIGH);
    delay(1000);
    digitalWrite(14, LOW);
    digitalWrite(26, LOW);
    digitalWrite(13, HIGH);
    digitalWrite(27, HIGH);
    delay(1000);
    digitalWrite(13, LOW);
    digitalWrite(27, LOW);
  }
}