 
 /**
  * Return the LED associated with the active button switch.
+ *
+ * Args:
+ *     keyVal: an integer from 3 to 1023 containing the analog switch value.
+ *
+ * Return:
+ *     The corresponding LED from among the colored game diodes.
  */
 int getSimonLed(int keyVal) {
 


/**
 * Run the 'Simon Says' game.
 */
void playGame(int *pattern) {



/**
 * Blinks all LEDs to signal a change in game state.
 *
 * Args:
 *     blinks: an integer containing the number of times to blink all LEDs.
 */
void signalGameChange(int blinks) {

