void setup() {
  // put your setup code here, to run once:
  pinMode(14,OUTPUT);
  pinMode(25, OUTPUT);
  pinMode(26, OUTPUT);
  pinMode(4,INPUT);
  pinMode(5,INPUT);
   pinMode(18,INPUT);
  Serial.begin(115200);
 
}

void loop() {
  // put your main code here, to run repeatedly:
   Serial.println("Hello, ESP32!"); 
   int switchred,switchyellow,switchgreen;
   switchred=digitalRead(4);
   if(switchred==1)
   {
digitalWrite(14,HIGH);
   // this speeds up the simulation
   }
  else{

  digitalWrite(14,LOW);
  }
  switchyellow=digitalRead(5);
  if(switchyellow==1) 
 { digitalWrite(25,HIGH);
  // this speeds up the simulation
 }
  else {
    digitalWrite(25,LOW);
  
 } 
 switchgreen=digitalRead(18);
 if(switchgreen==1)
 {
  digitalWrite(26,HIGH);
   // this speeds up the simulation
 }else
 {
  digitalWrite(26,LOW);
   
}}