const int windowSize = 1000;  // Size of the moving average window
int readings[windowSize];   // Array to store previous readings
int index = 0;              // Index for the next reading
int total = 0;              // Total of the readings

void setup() {
  Serial.begin(9600);       // Initialize serial communication
  for (int i = 0; i < windowSize; i++) {
    readings[i] = 0;        // Initialize readings array
  }
}

void loop() {
  // Read the analog input from A0
  int sensorValue = analogRead(A0);

  // Subtract the oldest reading from the total
  total -= readings[index];
  // Store the new reading in the array
  readings[index] = sensorValue;
  // Add the new reading to the total
  total += sensorValue;
  // Increment the index, wrap around if necessary
  index = (index + 1) % windowSize;

  // Calculate the moving average
  float movingAverage = (float)total / windowSize;

  // Print the moving average to the serial monitor
  Serial.print("Moving Average: ");
  Serial.println(movingAverage);

  // Delay for stability
  delay(100);
}