int a=32;
int b=26;
int c=14;
int d=5;
int e=4;
int f=15;
void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  Serial.println("Hello, ESP32!");
  pinMode(a,OUTPUT);
  pinMode(b,OUTPUT);
  pinMode(c,OUTPUT);
  pinMode(d, OUTPUT);
  pinMode(e, OUTPUT);
  pinMode(f, OUTPUT);
}

void loop() {
  // put your main code here, to run repeatedly:
  digitalWrite(a,HIGH);
  digitalWrite(d, HIGH);
  delay(1000); 
   digitalWrite(a,LOW);
   digitalWrite(d, LOW);
   delay(1000); 
  digitalWrite(b,HIGH);
  digitalWrite(e,HIGH);
  delay(1000);
   digitalWrite(b,LOW);
   digitalWrite(e, LOW);
   delay(1000); 
  digitalWrite(c,HIGH);
  digitalWrite(f,HIGH);
  delay(1000);
   digitalWrite(c,LOW);
   digitalWrite(f, LOW);
   delay(1000);
}