void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  pinMode(12, OUTPUT);
  pinMode(26, OUTPUT);
  pinMode(13, OUTPUT);
  pinMode(19, INPUT);
 
  
}

void loop() {
   int switchcase= digitalRead(19);
  if(switchcase==1)
  {
  
  digitalWrite(12, HIGH);
  delay(1000);
  digitalWrite(12, LOW);
  delay(100);

   

  digitalWrite(26, HIGH);
  delay(1000);
  digitalWrite(26, LOW);
  delay(500);

  

  digitalWrite(13, HIGH);
  delay(1000);
  digitalWrite(13, LOW);
  delay(1000);
  }
  

  
  
  // put your main code here, to run repeatedly:
  delay(10); // this speeds up the simulation

}