 
 // keep track of button changes
 int oldBtnStateHand, oldBtnStateGuess, oldBtnStatePlay;
-int showResult = 0;                      // result to show (1, 2, 3, 4, or 0 for none)
+int showResult = 0;                     // result to show (1, 2, 3, 4, or 0 for none)
 
 SoftwareSerial mySerial = SoftwareSerial(255, lcdPin);
 
 void setup() {
-  pinMode(btnHand, INPUT);               // set hand button pin as input
-  pinMode(btnGuess, INPUT);              // set guess button pin as input
-  pinMode(btnPlay, INPUT);               // set play button pin as input
-  mySerial.begin(9600);                  // start serial
-  mySerial.write(22);                    // no cursor
-  mySerial.write(12);                    // clear
+  pinMode(btnHand, INPUT);     // set hand button pin as input
+  pinMode(btnGuess, INPUT);    // set guess button pin as input
+  pinMode(btnPlay, INPUT);     // set play button pin as input
+  mySerial.begin(9600);        // start serial
+  mySerial.write(22);          // no cursor
+  mySerial.write(12);          // clear
   updateLCD();
   delay(100);
 }

  else if (btnStatePlay != oldBtnStatePlay && showResult == 1) {
    showResult = 2;
  }
  else {    
    if (btnStateHand == HIGH && btnStateHand != oldBtnStateHand) {
      nextHand();
      updateLCD();

  
  // display round stats
  int total = playerHand + compHand;    // get total of both hands
  mySerial.print("CH:" + String(compHand) + " CG:" + String(compGuess) + " T:" + String(total));
  showResult = 1;
}

// display result of round
void displayResultOfRound() {
  showHeader();
  mySerial.print(strRoundResult);    // display result of round
}

// display header with score
