AnalogReadTest.ino

void setup() {
  Serial.begin(9600);
}

void loop() {
  for (int i = 0; i < 10; i++) {
    int val = analogRead(A0 + i);
    int mapped = map(val, 0, 1023, 0, 9);
    Serial.print(mapped);
    Serial.print(" ");
  }
  Serial.println();
  delay(50);
}