int pot = A0; //player1 input
int potState;
int potState2;

int pot2 = A1; //player2 input
int pot2State;
int pot2State2;

int resetButton = 2; //reset button
int resetButtonState;

void setup() {
  Serial.begin(9600);
  pinMode(pot, INPUT);
  pinMode(pot2, INPUT);
  pinMode(resetButton, INPUT);
  potState = analogRead(pot);
  pot2State = analogRead(pot2);
}

void loop() {
  
  potState2 = analogRead(pot);
  if(potState2 < potState - 15 || potState2 > potState + 15){
    //checks how much value has changed, if not siginficant, does not output
    //this keeps paddle from moving constantly
    Serial.print("Player1: ");
    Serial.print(potState2);
    Serial.println("       ");
    potState = potState2;
  }
  
  pot2State2 = analogRead(pot2);
  if(pot2State2 < pot2State - 20 || pot2State2 > pot2State + 20){
    Serial.print("Player2: ");
    Serial.print(pot2State2);
    Serial.println("      ");
    pot2State = pot2State2;
  }
  
  resetButtonState = digitalRead(resetButton);
  //prints number nt used otherwise to indicate button has been pressed
  if(resetButtonState == HIGH){
    Serial.println(5000); 
    while(resetButtonState == HIGH){
      //stays in loop while button is held to prevent indicating  
      //that the button has been pressed multiple times
      resetButtonState = digitalRead(resetButton);
    }
  }
}