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Provide a shorter syntax for creating tuples [closes #28]

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Antti H S Laaksonen 2017-04-17 11:05:33 +03:00
parent e5c50e115e
commit c1ac1df7dc
1 changed files with 6 additions and 4 deletions
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chapter03.tex
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@ -702,12 +702,14 @@ $(1,2)$, $(1,5)$ and $(2,3)$.
In a similar way, tuples (\texttt{tuple}) In a similar way, tuples (\texttt{tuple})
are sorted primarily by the first element, are sorted primarily by the first element,
secondarily by the second element, etc.: secondarily by the second element, etc.\footnote{Note that in some older compilers,
the function \texttt{make\_tuple} has to be used to create a tuple instead of
braces (for example, \texttt{make\_tuple(2,1,4)} instead of \texttt{\{2,1,4\}}).}:
\begin{lstlisting} \begin{lstlisting}
vector<tuple<int,int,int>> v; vector<tuple<int,int,int>> v;
v.push_back(make_tuple(2,1,4)); v.push_back({2,1,4});
v.push_back(make_tuple(1,5,3)); v.push_back({1,5,3});
v.push_back(make_tuple(2,1,3)); v.push_back({2,1,3});
sort(v.begin(), v.end()); sort(v.begin(), v.end());
\end{lstlisting} \end{lstlisting}
After this, the order of the tuples is After this, the order of the tuples is