// Constants of the number of sensors
const int numSensors = 4; // Number of sensors
int sensorPins[numSensors] = {A0, A1, A2, A3}; // Array pins array
int sensorValues[numSensors]; // Array to store sensor values

void setup() {
  Serial.begin(9600);  // Initialize serial communication
  for (int i = 0; i < numSensors; i++) {
    pinMode(sensorPins[i], INPUT);  // Set sensor pins as input
  }
}

void loop() {
  // Read sensor values
  for (int i = 0; i < numSensors; i++) {
    sensorValues[i] = analogRead(sensorPins[i]);  
  }

  // Display sensor values
  for (int i = 0; i < numSensors; i++) {
    String sensorData = "Sensor " + String(i) + " : " + String(sensorValues[i]);
    Serial.println(sensorData);  // Print sensor data string
  }

  delay(1000);  // Delay to avoid flooding the serial monitor
}