Language: C++

class Dice
  attr_reader :top, :bottom, :front, :back, :left, :right #dice.top????????§???????????????????????????

  def initialize(dice_numbers) #dice????????????????¨??????????
    @top = dice_numbers[0]
    @back = dice_numbers[1]
    @right = dice_numbers[2]
    @left = dice_numbers[3]
    @front = dice_numbers[4]
    @bottom = dice_numbers[5]
  end

  def execute_order(orders) #???????????????????????§????????????????????????????????????
    if orders.size == 1 #??????????????¨????????´???Array?????????
      orders = tmp
      orders = []
      orders << tmp
    end
    orders.each do |order| #??????????????????????????¨????????????????????¢?????????
      if order == "N"
        move_north
      elsif order == "S" #3???north?????¢????????¨1???south?????¢??????????????¨????????¶????????????
        3.times do
          move_north
        end
      elsif order == "W"
        move_west
      elsif order == "E" #3???east?????¢????????¨1???west?????¢??????????????¨????????¶????????????
        3.times do
          move_west
        end
      else
        puts "error!" #?????¬????????????????????????
      end
    end
  end
  # p "[#{top}, #{back}, #{right}, #{left}, #{front}, #{bottom}]"
  private #class?????§????????????????????????
  def move_north
    tmp = @top
    @top = @back
    @back = @bottom
    @bottom = @front
    @front = tmp
  end

  def move_west
    tmp = @top
    @top = @right
    @right = @bottom
    @bottom = @left
    @left = tmp
  end
end

dice_numbers = gets.chomp.split.map(&:to_i)
orders = gets.chomp.split("")
dice = Dice.new(dice_numbers)
dice.execute_order(orders)
puts dice.top

Compiler output:
a.cc:2:59: error: stray '#' in program
    2 |   attr_reader :top, :bottom, :front, :back, :left, :right #dice.top????????§???????????????????????????
      |                                                           ^
a.cc:2:76: error: extended character § is not valid in an identifier
    2 |   attr_reader :top, :bottom, :front, :back, :left, :right #dice.top????????§???????????????????????????
      |                                                                            ^
a.cc:4:32: error: stray '#' in program
    4 |   def initialize(dice_numbers) #dice????????????????¨??????????
      |                                ^
a.cc:5:5: error: stray '@' in program
    5 |     @top = dice_numbers[0]
      |     ^
a.cc:6:5: error: stray '@' in program
    6 |     @back = dice_numbers[1]
      |     ^
a.cc:7:5: error: stray '@' in program
    7 |     @right = dice_numbers[2]
      |     ^
a.cc:8:5: error: stray '@' in program
    8 |     @left = dice_numbers[3]
      |     ^
a.cc:9:5: error: stray '@' in program
    9 |     @front = dice_numbers[4]
      |     ^
a.cc:10:5: error: stray '@' in program
   10 |     @bottom = dice_numbers[5]
      |     ^
a.cc:13:29: error: stray '#' in program
   13 |   def execute_order(orders) #???????????????????????§????????????????????????????????????
      |                             ^
a.cc:13:53: error: extended character § is not valid in an identifier
   13 |   def execute_order(orders) #???????????????????????§????????????????????????????????????
      |                                                     ^
a.cc:14:25: error: stray '#' in program
   14 |     if orders.size == 1 #??????????????¨????????´???Array?????????
      |                         ^
a.cc:19:28: error: stray '#' in program
   19 |     orders.each do |order| #??????????????????????????¨????????????????????¢?????????
      |                            ^
a.cc:19:76: error: extended character ¢ is not valid in an identifier
   19 |     orders.each do |order| #??????????????????????????¨????????????????????¢?????????
      |                                                                            ^
a.cc:22:26: error: stray '#' in program
   22 |       elsif order == "S" #3???north?????¢????????¨1???south?????¢??????????????¨????????¶????????????
      |                          ^
a.cc:22:41: error: extended character ¢ is not valid in an identifier
   22 |       elsif order == "S" #3???north?????¢????????¨1???south?????¢??????????????¨????????¶????????????
      |                                         ^
a.cc:22:65: error: extended character ¢ is not valid in an identifier
   22 |       elsif order == "S" #3???north?????¢????????¨1???south?????¢??????????????¨????????¶????????????
      |                                                                 ^
a.cc:22:89: error: extended character ¶ is not valid in an identifier
   22 |       elsif order == "S" #3???north?????¢????????¨1???south?????¢??????????????¨????????¶????????????
      |                                                                                         ^
a.cc:28:26: error: stray '#' in program
   28 |       elsif order == "E" #3???east?????¢????????¨1???west?????¢??????????????¨????????¶????????????
      |                          ^
a.cc:28:40: error: extended character ¢ is not valid in an identifier
   28 |       elsif order == "E" #3???east?????¢????????¨1???west?????¢??????????????¨????????¶????????????
      |                                        ^
a.cc:28:63: error: extended character ¢ is not valid in an identifier
   28 |       elsif order == "E" #3???east?????¢????????¨1???west?????¢??????????????¨????????¶????????????
      |                                                               ^
a.cc:28:87: error: extended character ¶ is not valid in an identifier
   28 |       elsif order == "E" #3???east?????¢????????¨1???west?????¢??????????????¨????????¶????????????
      |                                                                                       ^
a.cc:33:23: error: stray '#' in program
   33 |         puts "error!" #?????¬????????????????????????
      |                       ^
a.cc:33:29: error: extended character ¬ is not valid in an identifier
   33 |         puts "error!" #?????¬????????????????????????
      |                             ^
a.cc:37:5: error: invalid preprocessing directive #p
   37 |   # p "[#{top}, #{back}, #{right}, #{left}, #{front}, #{bottom}]"
      |     ^
a.cc:38:11: error: stray '#' in program
   38 |   private #class?????§????????????????????????
      |           ^
a.cc:38:22: error: extended character § is not valid in an identifier
   38 |   private #class?????§????????????????????????
      |                      ^
a.cc:40:11: error: stray '@' in program
   40 |     tmp = @top
      |           ^
a.cc:41:5: error: stray '@' in program
   41 |     @top = @back
      |     ^
a.cc:41:12: error: stray '@' in program
   41 |     @top = @back
      |            ^
a.cc:42:5: error: stray '@' in program
   42 |     @back = @bottom
      |     ^
a.cc:42:13: error: stray '@' in program
   42 |     @back = @bottom
      |             ^
a.cc:43:5: error: stray '@' in program
   43 |     @bottom = @front
      |     ^
a.cc:43:15: error: stray '@' in program
   43 |     @bottom = @front
      |               ^
a.cc:44:5: error: stray '@' in program
   44 |     @front = tmp
      |     ^
a.cc:48:11: error: stray '@' in program
   48 |     tmp = @top
      |           ^
a.cc:49:5: error: stray '@' in program
   49 |     @top = @right
      |     ^
a.cc:49:12: error: stray '@' in program
   49 |     @top = @right
      |            ^
a.cc:50:5: error: stray '@' in program
   50 |     @right = @bottom
      |     ^
a.cc:50:14: error: stray '@' in program
   50 |     @right = @bottom
      |              ^
a.cc:51:5: error: stray '@' in program
   51 |     @bottom = @left
      |     ^
a.cc:51:15: error: stray '@' in program
   51 |     @bottom = @left
      |               ^
a.cc:52:5: error: stray '@' in program
   52 |     @left = tmp
      |     ^
a.cc:2:15: error: found ':' in nested-name-specifier, expected '::'
    2 |   attr_reader :top, :bottom, :front, :back, :left, :right #dice.top????????§???????????????????????????
      |               ^
      |               ::
a.cc:2:3: error: 'attr_reader' has not been declared
    2 |   attr_reader :top, :bottom, :front, :back, :left, :right #dice.top????????§???????????????????????????
      |   ^~~~~~~~~~~
a.cc:2:16: error: aggregate 'Dice top' has incomplete type and cannot be defined
    2 |   attr_reader :top, :bottom, :front, :back, :left, :right #dice.top????????§???????????????????????????
      |                ^~~
a.cc:2:21: error: expected unqualified-id before ':' token
    2 |   attr_reader :top, :bottom, :front, :back, :left, :right #dice.top????????§???????????????????????????
      |                     ^