const int potPin=35;
 const int ledPin=4;
 int potValue=0;

 void setup(){
   Serial.begin(115200);
pinMode(4, OUTPUT);
delay(1000);   
 }
 void loop()
 {
   potValue=analogRead(potPin);
   Serial.println(potValue);
   analogWrite(4,potValue/4);
   delay(500);
 }