int onePin = A0;
void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  Serial.println("onePin = A0");
  Serial.print("Result of \"onePin == HIGH\": ");
  Serial.println((onePin == HIGH) ? "true" : "false");
  Serial.print("Result of \"onePin == LOW\": ");
  Serial.println((onePin == LOW) ? "true" : "false");
  Serial.print("Result of \"onePin == A0\": ");
  Serial.println((onePin == A0) ? "true" : "false");
}

void loop() {
  // put your main code here, to run repeatedly:

}