\documentclass[10pt,a4paper]{article}

% Packages
\usepackage{fancyhdr}           % For header and footer
\usepackage{multicol}           % Allows multicols in tables
\usepackage{tabularx}           % Intelligent column widths
\usepackage{tabulary}           % Used in header and footer
\usepackage{hhline}             % Border under tables
\usepackage{graphicx}           % For images
\usepackage{xcolor}             % For hex colours
%\usepackage[utf8x]{inputenc}    % For unicode character support
\usepackage[T1]{fontenc}        % Without this we get weird character replacements
\usepackage{colortbl}           % For coloured tables
\usepackage{setspace}           % For line height
\usepackage{lastpage}           % Needed for total page number
\usepackage{seqsplit}           % Splits long words.
%\usepackage{opensans}          % Can't make this work so far. Shame. Would be lovely.
\usepackage[normalem]{ulem}     % For underlining links
% Most of the following are not required for the majority
% of cheat sheets but are needed for some symbol support.
\usepackage{amsmath}            % Symbols
\usepackage{MnSymbol}           % Symbols
\usepackage{wasysym}            % Symbols
%\usepackage[english,german,french,spanish,italian]{babel}              % Languages

% Document Info
\author{vpanton}
\pdfinfo{
  /Title (python-ekids.pdf)
  /Creator (Cheatography)
  /Author (vpanton)
  /Subject (python eKids Cheat Sheet)
}

% Lengths and widths
\addtolength{\textwidth}{6cm}
\addtolength{\textheight}{-1cm}
\addtolength{\hoffset}{-3cm}
\addtolength{\voffset}{-2cm}
\setlength{\tabcolsep}{0.2cm} % Space between columns
\setlength{\headsep}{-12pt} % Reduce space between header and content
\setlength{\headheight}{85pt} % If less, LaTeX automatically increases it
\renewcommand{\footrulewidth}{0pt} % Remove footer line
\renewcommand{\headrulewidth}{0pt} % Remove header line
\renewcommand{\seqinsert}{\ifmmode\allowbreak\else\-\fi} % Hyphens in seqsplit
% This two commands together give roughly
% the right line height in the tables
\renewcommand{\arraystretch}{1.3}
\onehalfspacing

% Commands
\newcommand{\SetRowColor}[1]{\noalign{\gdef\RowColorName{#1}}\rowcolor{\RowColorName}} % Shortcut for row colour
\newcommand{\mymulticolumn}[3]{\multicolumn{#1}{>{\columncolor{\RowColorName}}#2}{#3}} % For coloured multi-cols
\newcolumntype{x}[1]{>{\raggedright}p{#1}} % New column types for ragged-right paragraph columns
\newcommand{\tn}{\tabularnewline} % Required as custom column type in use

% Font and Colours
\definecolor{HeadBackground}{HTML}{333333}
\definecolor{FootBackground}{HTML}{666666}
\definecolor{TextColor}{HTML}{333333}
\definecolor{DarkBackground}{HTML}{587EA3}
\definecolor{LightBackground}{HTML}{F4F6F9}
\renewcommand{\familydefault}{\sfdefault}
\color{TextColor}

% Header and Footer
\pagestyle{fancy}
\fancyhead{} % Set header to blank
\fancyfoot{} % Set footer to blank
\fancyhead[L]{
\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{C}
    \SetRowColor{DarkBackground}
    \vspace{-7pt}
    {\parbox{\dimexpr\textwidth-2\fboxsep\relax}{\noindent
        \hspace*{-6pt}\includegraphics[width=5.8cm]{/web/www.cheatography.com/public/images/cheatography_logo.pdf}}
    }
\end{tabulary}
\columnbreak
\begin{tabulary}{11cm}{L}
    \vspace{-2pt}\large{\bf{\textcolor{DarkBackground}{\textrm{python eKids Cheat Sheet}}}} \\
    \normalsize{by \textcolor{DarkBackground}{vpanton} via \textcolor{DarkBackground}{\uline{cheatography.com/69808/cs/17684/}}}
\end{tabulary}
\end{multicols}}

\fancyfoot[L]{ \footnotesize
\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{LL}
  \SetRowColor{FootBackground}
  \mymulticolumn{2}{p{5.377cm}}{\bf\textcolor{white}{Cheatographer}}  \\
  \vspace{-2pt}vpanton \\
  \uline{cheatography.com/vpanton} \\
  \end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Cheat Sheet}}  \\
   \vspace{-2pt}Not Yet Published.\\
   Updated 29th October, 2018.\\
   Page {\thepage} of \pageref{LastPage}.
\end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Sponsor}}  \\
  \SetRowColor{white}
  \vspace{-5pt}
  %\includegraphics[width=48px,height=48px]{dave.jpeg}
  Measure your website readability!\\
  www.readability-score.com
\end{tabulary}
\end{multicols}}




\begin{document}
\raggedright
\raggedcolumns

% Set font size to small. Switch to any value
% from this page to resize cheat sheet text:
% www.emerson.emory.edu/services/latex/latex_169.html
\footnotesize % Small font.

\begin{multicols*}{3}

\begin{tabularx}{5.377cm}{x{1.74195 cm} x{3.23505 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Строки}}  \tn
% Row 0
\SetRowColor{LightBackground}
S.find(str) & Поиск до первого появления \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
S.split(sym) & Разбиение по разделителю \tn 
% Row Count 4 (+ 2)
% Row 2
\SetRowColor{LightBackground}
\seqsplit{str.join(list)} & Сборка строки из списка \tn 
% Row Count 6 (+ 2)
% Row 3
\SetRowColor{white}
S.upper() & Верхний регистр \tn 
% Row Count 8 (+ 2)
% Row 4
\SetRowColor{LightBackground}
S.lower() & Нижний регистр \tn 
% Row Count 10 (+ 2)
% Row 5
\SetRowColor{white}
ord(sym) & Символ в его код ASCII \tn 
% Row Count 12 (+ 2)
% Row 6
\SetRowColor{LightBackground}
chr(num) & Код ASCII в символ \tn 
% Row Count 14 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{1.89126 cm} x{3.08574 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Списки ( {[} LIST {]} )}}  \tn
% Row 0
\SetRowColor{LightBackground}
list.append(x) & Добавление x \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
list.extend(L) & Добавление списка L \tn 
% Row Count 4 (+ 2)
% Row 2
\SetRowColor{LightBackground}
list.insert(i,x) & i-ый элемент x \tn 
% Row Count 6 (+ 2)
% Row 3
\SetRowColor{white}
list.remove(x) & Удаление x \tn 
% Row Count 8 (+ 2)
% Row 4
\SetRowColor{LightBackground}
list.pop({[}i{]}) & Удаление i-го элемента \tn 
% Row Count 10 (+ 2)
% Row 5
\SetRowColor{white}
list.count(x) & Количество элементов x \tn 
% Row Count 12 (+ 2)
% Row 6
\SetRowColor{LightBackground}
list.reverse() & Разворот \tn 
% Row Count 14 (+ 2)
% Row 7
\SetRowColor{white}
list.clear() & Очистка \tn 
% Row Count 16 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Условия}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{5.377cm}}{if a \textless{} -5: \newline     print('Low') \newline elif -5 \textless{}= a \textless{}= 5: \newline     print('Mid') \newline else: \newline     print('High') \newline  \newline A = Y if X else Z} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Code Snippets}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{{\bf{Loop Over Sequence}} \newline % Row Count 1 (+ 1)
for index, value in enumerate(seq): \newline % Row Count 2 (+ 1)
  print("\{\} : \{\}".format(index, value)) \newline % Row Count 4 (+ 2)
{\bf{Loop Over Dictionary}} \newline % Row Count 5 (+ 1)
for key in sorted(dict): \newline % Row Count 6 (+ 1)
  print(dict{[}key{]}) \newline % Row Count 7 (+ 1)
{\bf{Read a File}} \newline % Row Count 8 (+ 1)
with open("filename", "r") as f: \newline % Row Count 9 (+ 1)
  for line in f: \newline % Row Count 10 (+ 1)
    line = line.rstrip("\textbackslash{}n") \# Strip newline \newline % Row Count 12 (+ 2)
    print(line)% Row Count 13 (+ 1)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{2.04057 cm} x{2.93643 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{import RANDOM}}  \tn
% Row 0
\SetRowColor{LightBackground}
randint(a,b) & Случайное int (a\textless{}=n\textless{}=b) \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
uniform(a,b) & Случайное float (a\textless{}=n\textless{}= b) \tn 
% Row Count 4 (+ 2)
% Row 2
\SetRowColor{LightBackground}
choise(list) & Случайное из list \tn 
% Row Count 6 (+ 2)
% Row 3
\SetRowColor{white}
shuffle(list) & \seqsplit{Перемешивание} list \tn 
% Row Count 8 (+ 2)
% Row 4
\SetRowColor{LightBackground}
random() & Случайное от 0 до 1 \tn 
% Row Count 10 (+ 2)
% Row 5
\SetRowColor{white}
gauss(m,s) & \seqsplit{Распределение} Гаусса \tn 
% Row Count 12 (+ 2)
% Row 6
\SetRowColor{LightBackground}
normalvariate(m,s) & Нормальное \seqsplit{распределение} \tn 
% Row Count 15 (+ 3)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{3.28482 cm} x{1.69218 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Множества ( \{ SET \} )}}  \tn
% Row 0
\SetRowColor{LightBackground}
A = set() & \seqsplit{Создание} \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
A.update(B) & A+B \tn 
% Row Count 3 (+ 1)
% Row 2
\SetRowColor{LightBackground}
\seqsplit{A.intersection\_update(B)} & A∩B \tn 
% Row Count 5 (+ 2)
% Row 3
\SetRowColor{white}
A.difference\_update(B) & A\textbackslash{}B \tn 
% Row Count 7 (+ 2)
% Row 4
\SetRowColor{LightBackground}
A.add(x) & \seqsplit{Добавление} \tn 
% Row Count 9 (+ 2)
% Row 5
\SetRowColor{white}
A.remove(x) & \seqsplit{Удаление} \tn 
% Row Count 11 (+ 2)
% Row 6
\SetRowColor{LightBackground}
A.clear() & \seqsplit{Очистка} \tn 
% Row Count 13 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{2.18988 cm} x{2.78712 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Словари ( DICT \{ Key : "Value" \} )}}  \tn
% Row 0
\SetRowColor{LightBackground}
d=dict(key=val) & Создание \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
d.get(key) & Возврат val по key \tn 
% Row Count 4 (+ 2)
% Row 2
\SetRowColor{LightBackground}
d.items() & Возврат key и val \tn 
% Row Count 6 (+ 2)
% Row 3
\SetRowColor{white}
d.keys() & Список ключей \tn 
% Row Count 8 (+ 2)
% Row 4
\SetRowColor{LightBackground}
d.values() & Список значений \tn 
% Row Count 10 (+ 2)
% Row 5
\SetRowColor{white}
d.pop(key()) & Удаление key \tn 
% Row Count 12 (+ 2)
% Row 6
\SetRowColor{LightBackground}
d.update({[}d2{]}) & \seqsplit{Объединение} \tn 
% Row Count 14 (+ 2)
% Row 7
\SetRowColor{white}
d.clear() & Очистка \tn 
% Row Count 15 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Циклы}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{5.377cm}}{while условие: \newline     блок инструкций \newline  \newline i = 1 \newline while i \textless{}= 10: \newline     print(i ** 2) \newline     i += 1 \newline else: \newline     print('Цикл окончен, i =', i) \newline  \newline for переменная in \seqsplit{подследовательность:} \newline     блок инструкций \newline  \newline for i in 1, 2, 3, 'one', 'two', 'three': \newline     print(i)} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Функции}}  \tn
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{5.377cm}}{def {\emph{name}}(arg1, arg2, ...): \newline   {\emph{statements}} \newline   return {\emph{expr}}} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{1.74195 cm} x{3.23505 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{import OS}}  \tn
% Row 0
\SetRowColor{LightBackground}
uname() & Сведения об ОС \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
getlogin() & Имя пользователя \tn 
% Row Count 3 (+ 2)
% Row 2
\SetRowColor{LightBackground}
chdir(path) & Смена директории \tn 
% Row Count 5 (+ 2)
% Row 3
\SetRowColor{white}
getcwd() & Текущая директория \tn 
% Row Count 7 (+ 2)
% Row 4
\SetRowColor{LightBackground}
path() & Путь \tn 
% Row Count 8 (+ 1)
% Row 5
\SetRowColor{white}
listdir(path) & Список файлов \tn 
% Row Count 10 (+ 2)
% Row 6
\SetRowColor{LightBackground}
mkdir(path) & Создать директоию \tn 
% Row Count 12 (+ 2)
% Row 7
\SetRowColor{white}
remove(path) & Удалить \tn 
% Row Count 14 (+ 2)
% Row 8
\SetRowColor{LightBackground}
rename(a,b) & \seqsplit{Переименовать} \tn 
% Row Count 16 (+ 2)
% Row 9
\SetRowColor{white}
system(cmnd) & Команды ОС \tn 
% Row Count 18 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{1.54287 cm} x{3.43413 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Встроенные функции}}  \tn
% Row 0
\SetRowColor{LightBackground}
input(text) & Ввод (+text) \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
print() & Вывод \tn 
% Row Count 3 (+ 1)
% Row 2
\SetRowColor{LightBackground}
min(x) & Минимум \tn 
% Row Count 4 (+ 1)
% Row 3
\SetRowColor{white}
max(x) & Максимум \tn 
% Row Count 5 (+ 1)
% Row 4
\SetRowColor{LightBackground}
range(a,z,d) & \seqsplit{Послдовательность} \tn 
% Row Count 7 (+ 2)
% Row 5
\SetRowColor{white}
sum(list) & Сумма элементов \tn 
% Row Count 9 (+ 2)
% Row 6
\SetRowColor{LightBackground}
abs(x) & Модуль |x| \tn 
% Row Count 10 (+ 1)
% Row 7
\SetRowColor{white}
round(x,n) & Округление до n знаков \tn 
% Row Count 12 (+ 2)
% Row 8
\SetRowColor{LightBackground}
len(x) & Число объектов \tn 
% Row Count 13 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{2.04057 cm} x{2.93643 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Работа с файламми}}  \tn
% Row 0
\SetRowColor{LightBackground}
open(file) & Открыть файл \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
close() & Закрыть файл \tn 
% Row Count 2 (+ 1)
% Row 2
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{5.377cm}}{flush()} \tn 
% Row Count 3 (+ 1)
% Row 3
\SetRowColor{white}
\mymulticolumn{2}{x{5.377cm}}{fileno()} \tn 
% Row Count 4 (+ 1)
% Row 4
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{5.377cm}}{isatty()} \tn 
% Row Count 5 (+ 1)
% Row 5
\SetRowColor{white}
\mymulticolumn{2}{x{5.377cm}}{next()} \tn 
% Row Count 6 (+ 1)
% Row 6
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{5.377cm}}{read(size)} \tn 
% Row Count 7 (+ 1)
% Row 7
\SetRowColor{white}
\mymulticolumn{2}{x{5.377cm}}{readline(size)} \tn 
% Row Count 8 (+ 1)
% Row 8
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{5.377cm}}{readlines(size)} \tn 
% Row Count 9 (+ 1)
% Row 9
\SetRowColor{white}
\mymulticolumn{2}{x{5.377cm}}{seek(offset)} \tn 
% Row Count 10 (+ 1)
% Row 10
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{5.377cm}}{tell()} \tn 
% Row Count 11 (+ 1)
% Row 11
\SetRowColor{white}
\mymulticolumn{2}{x{5.377cm}}{truncate(size)} \tn 
% Row Count 12 (+ 1)
% Row 12
\SetRowColor{LightBackground}
\mymulticolumn{2}{x{5.377cm}}{write(string)} \tn 
% Row Count 13 (+ 1)
% Row 13
\SetRowColor{white}
\mymulticolumn{2}{x{5.377cm}}{writelines(list)} \tn 
% Row Count 14 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{1.34379 cm} x{3.63321 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Управление циклом}}  \tn
% Row 0
\SetRowColor{LightBackground}
break & немедленный выход \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
continue & следующая итерация \tn 
% Row Count 4 (+ 2)
% Row 2
\SetRowColor{LightBackground}
range(5) & 0 1 2 3 4 \tn 
% Row Count 5 (+ 1)
% Row 3
\SetRowColor{white}
range(3,8) & 3 4 5 6 7 \tn 
% Row Count 6 (+ 1)
% Row 4
\SetRowColor{LightBackground}
range(2,12,3) & 2 5 8 11 \tn 
% Row Count 8 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{2.23965 cm} x{2.73735 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{import RE}}  \tn
% Row 0
\SetRowColor{LightBackground}
compile(str,flag) & Компиляция str в reg \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
findall(re,str) & Поиск в str по re \tn 
% Row Count 4 (+ 2)
% Row 2
\SetRowColor{LightBackground}
finditer(re,str) & Поиск в str по re \tn 
% Row Count 6 (+ 2)
% Row 3
\SetRowColor{white}
match(re,str) & Совпадения по re \tn 
% Row Count 8 (+ 2)
% Row 4
\SetRowColor{LightBackground}
split(re,str) & Разбиение str по re \tn 
% Row Count 10 (+ 2)
% Row 5
\SetRowColor{white}
groups() & Кортеж совпадений \tn 
% Row Count 12 (+ 2)
% Row 6
\SetRowColor{LightBackground}
sub(a,b,str) & Замена a на b в str \tn 
% Row Count 14 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{1.24425 cm} x{3.73275 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{\seqsplit{Дополнительные} модули}}  \tn
% Row 0
\SetRowColor{LightBackground}
datetime & Работа с датой и временем \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
itertools & Набор итераторов \tn 
% Row Count 4 (+ 2)
% Row 2
\SetRowColor{LightBackground}
pickle & Бинаризация данных \tn 
% Row Count 6 (+ 2)
% Row 3
\SetRowColor{white}
zlib & Архивы \tn 
% Row Count 7 (+ 1)
% Row 4
\SetRowColor{LightBackground}
dbm & Базы данных \tn 
% Row Count 8 (+ 1)
% Row 5
\SetRowColor{white}
decimal & Более точный float \tn 
% Row Count 9 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}


% That's all folks
\end{multicols*}

\end{document}