// 10k pot
const int potentiometer = 10000;

void setup() {
  Serial.begin(115200);
  pinMode(A0, INPUT);
}

void loop() {
  // put your main code here, to run repeatedly:
  int value = analogRead(A0);
  float resistance = (value / 1024.0) * potentiometer;
  
  Serial.println("Resistance wiper to GND = " + String(resistance) + " ohms.");
  delay(100);
}