const int analogPin = A0; // Analog pin to read data
const int numReadings = 4; // Number of readings
int readings[numReadings]; // Array to store the readings

void setup() {
    Serial.begin(9600); // Initialize serial communication
    delay(1000);        // Wait for the Serial Monitor to open
}

void loop() {
    // Collect 4 readings and store in the array
    for (int i = 0; i < numReadings; i++) {
        readings[i] = analogRead(analogPin); // Read data from A0
        delay(500);                          // Delay between readings
    }

    // Print the readings
    Serial.println("Analog Readings:");
    for (int i = 0; i < numReadings; i++) {
        Serial.print("Reading ");
        Serial.print(i + 1);
        Serial.print(": ");
        Serial.println(readings[i]);
    }

    delay(2000); // Wait before starting again
}