\makeatletter
\newcommand{\hlabel}[2]{\write\@auxout{\string\newlabel{#1}{{#2}{0}}}}
\makeatother

% Lecture 1
\hlabel{tutorial-signup}{0}     % Student Info and Tutorial Selection
\hlabel{course-info}{1}         % Course Administration
\hlabel{objectives}{2}          % Course objectives 
\hlabel{course-calendar}{3}     % Course Calendar
\hlabel{ps1}{4}                 % Pset1
% Lecture 2
\hlabel{tut1}{5}                % Tutorial 1
% Lecture 3
\hlabel{sol1}{6}                % Pset1 solutions
\hlabel{ps2}{7}                 % Pset2
% Lecture 4
\hlabel{tut2}{8}                % Tutorial 2
% Lecture 5
\hlabel{ps3}{9}                 % Pset3
\hlabel{sol2}{10}               % Pset2 solutions
\hlabel{tut3}{11}               % Tutorial 3
\hlabel{diag}{12}               % Diagnostic test
% Lecture 6
\hlabel{ps4}{13}

% Lecture 7

\hlabel{sol3}{14}

% tutorial 4 
\hlabel{tut4}{15}

% lecture 8
\hlabel{practice-ps1}{16}
\hlabel{pquiz1}{17}

% lecture 9
\hlabel{sol4}{18}

% tutorial 5
\hlabel{tut5}{19}

\hlabel{practice-ps1-sol}{20}
\hlabel{pquiz1-sol}{21}

% lecture 10
\hlabel{ps5}{22}

% lecture 11

% tutorial 6
\hlabel{tut6}{23}

% lecture 12
\hlabel{qsol1}{24}
\hlabel{ps6}{25}

% lecture 13

% tutorial 7
\hlabel{tut7}{26}
\hlabel{sol5}{27}

% lecture 14
\hlabel{ps7}{28}

% lecture 15

\hlabel{sol6}{29}

% tutorial 8
\hlabel{tut8}{30}

% lecture 16
\hlabel{practice-ps2}{31}
\hlabel{practice-ps2-sol}{32}

% lecture 17
\hlabel{pquiz2}{33}
\hlabel{sol7}{34}

% tutorial 9
\hlabel{tut9}{35}

\hlabel{pquizsol2}{36}

% lecture 18
\hlabel{ps8}{37}

% tutorial 9
\hlabel{tut10}{38}

\hlabel{qsol2}{39}

% lecture 19
\hlabel{ps9}{40}

% lecture 20
\hlabel{sol8}{41}

\hlabel{tut11}{42}

% lecture 21
\hlabel{ps10}{43}

% lecture 22
\hlabel{sol9}{44}

\hlabel{tut12}{45}

\hlabel{ps10a}{46}

% lecture 23

% lecture 24

\hlabel{practice-psfinal}{47}

\hlabel{tut13}{48}

\hlabel{diag2}{49}

\hlabel{sol10}{50}
\hlabel{sol10a}{51}

\hlabel{practice-psfinal-sol}{52}

\hlabel{pfinal}{53}

\hlabel{pfinalsol}{54}

\hlabel{follow-up}{55}

\hlabel{topics}{56}


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