void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  pinMode(26,OUTPUT);
  pinMode(32,OUTPUT);
  pinMode(33,OUTPUT);
  pinMode(21,OUTPUT);
   pinMode(19,OUTPUT);
  pinMode(4,OUTPUT);

  
} 

void loop() {
  
 
  digitalWrite(26, HIGH);
 digitalWrite(4, HIGH);
 delay(5000);
 digitalWrite(26,LOW);
 digitalWrite(4, LOW);
  digitalWrite(32, HIGH) ; 
  digitalWrite(19, HIGH);
  delay(2500);
   digitalWrite(32,LOW);
 digitalWrite(19, LOW);
  digitalWrite(33, HIGH);
 digitalWrite(21, HIGH);
 delay(5000);
 digitalWrite(33,LOW);
 digitalWrite(21, LOW);
  digitalWrite(32, HIGH) ; 
  digitalWrite(19, HIGH);
  delay(2500);
   digitalWrite(32,LOW);
 digitalWrite(19, LOW);
  }