public static final String squareToString(int square){
  StringBuilder ret=new StringBuilder();
  int x=Position.getX(square);
  int y=Position.getY(square);
  ret.append((char)(x + 'a'));
  ret.append((char)(y + '1'));
  return ret.toString();
}

public static final String squareToString ( int square ) { StringBuilder ret = new StringBuilder ( ) ; int x = Position . getX ( square ) ; int y = Position . getY ( square ) ; ret . append ( ( char ) ( x + 'a' ) ) ; ret . append ( ( char ) ( y + '1' ) ) ; return ret . toString ( ) ; }
convert a square number to a string , such as " e4 " .
