int vel = 0;

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  pinMode(3, OUTPUT);
}

void loop() {
  // put your main code here, to run repeatedly:
  
  Serial.print(analogRead(A3));
  Serial.print(", ");
    Serial.print(analogRead(A4));
  Serial.print(", ");
  Serial.println(analogRead(A0));
  analogWrite(3,analogRead(A1)/4);
  delay(1);
}