#include <LiquidCrystal.h>

// initialize the library with the numbers of the interface pins
LiquidCrystal lcd(8, 9, 4, 5, 6, 7);

void setup() {
  // set up the LCD's number of columns and rows:
  lcd.begin(40, 2);
  // Print a message to the LCD.
  //lcd.print(" ");
}

double nap;
int x = 5;
int a = 5;
int tmp = 0;
int i;
String s = "";
void loop() {
  nap = analogRead(A0);
  //select = 722
  //left = 480
  //up = 131
  //down = 307
  //right = 0
  // alone = 1023
  // set the cursor to column 0, line 1
  // (note: line 1 is the second row, since counting begins with 0):

  // print the number of seconds since reset:\

  lcd.setCursor(a,0);
  lcd.print(" ");
  tmp = rand()%2;
  if(tmp == 0){
    if(a > 0){
      a--;
    }
  }else{
    if(a < 15){
      a++;
    }
  }
  lcd.setCursor(a,0);
  lcd.print("x");



  /////////////////////////////////
  lcd.setCursor(x, 1);
  lcd.print(" ");
  if(analogRead(A0) > 450 && analogRead(A0) < 510){
    if(x > 0){
      x = x-1  ;
    }
  }
  if(analogRead(A0) > -30 && analogRead(A0) < 30){
    if(x < 15){
      x = x+1  ;
    }
  }
  lcd.setCursor(x,1);
  lcd.print("*");

  delay(150);