void setup() {
  // put your setup code here, to run once:

    Serial.begin(9600);
    pinMode(9, OUTPUT);
    pinMode(5, INPUT);
    pinMode(A0, INPUT);
    pinMode(3, OUTPUT);

}

void loop() {
  
     int x = analogRead(A0);
    int y = map(x,0,1023,0,255);
    Serial.println(x-1);
    Serial.println(y-1);
    analogWrite(9,y-1);
    analogWrite(3,y-1); 
   delay(100);
   


    

}