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Commit 4615d82

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author
hengxin
committed
revised to be concise
1 parent 150b57b commit 4615d82

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7 files changed

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-57
lines changed

7 files changed

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‎tutorial/c-io/c-io.pdf‎

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‎tutorial/c-io/figs/github-logo.png‎

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‎tutorial/c-io/figs/practice-text.png‎

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‎tutorial/c-io/figs/practice.jpg‎

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‎tutorial/c-io/sections/io.tex‎

Lines changed: 37 additions & 39 deletions
Original file line numberDiff line numberDiff line change
@@ -7,54 +7,52 @@ \section{IO}
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\item a sequence of characters divided into lines
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\item each line consists of $\ge 0$ characters followed by a newline character
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\end{itemize}
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\vspace{0.80cm}
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\centerline{\texttt{\#include <stdio.h>}}
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\end{frame}
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%%%%%%%%%%%%%%%
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%%%%%%%%%%%%%%%
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\begin{frame}{Standard Input and Output: 以 \texttt{getchar}, \texttt{putchar} 为例}
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\centerline{代码示例: \texttt{file-copy.c}}
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\begin{frame}{字符输入输出: \texttt{getchar}, \texttt{putchar}}
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\begin{center}
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\href{http://www.cplusplus.com/reference/cstdio/getchar/}{\texttt{int \blue{getchar}(void);}} \\[8pt]
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\href{http://www.cplusplus.com/reference/cstdio/putchar/}{\texttt{int \blue{putchar}(int character);}}
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\end{center}
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\vspace{0.50cm}
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\pause
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\href{http://www.cplusplus.com/reference/cstdio/EOF/}{EOF} (文件结束符):由宏定义的整型数
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\begin{itemize}
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\item EOF 是整型数 (\texttt{int c}; \texttt{!= EOF})
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\item EOF 不是实际字符, 不同于行结束符 ``\texttt{\textbackslash n}'' (\texttt{== '\textbackslash n'})
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\item EOF 不单单指示``文件''的结束, 而是指示字符流的结束
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\end{itemize}
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\centerline{代码示例: \texttt{file-copy.c}}
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\pause
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\vspace{0.50cm}
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\centerline{代码运行:\texttt{./file-copy}}
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\centerline{代码运行:\texttt{gcc file-copy.c -o file-copy \;\;./file-copy}}
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\pause
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\vspace{0.30cm}
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\begin{columns}[c]
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\column{0.45\textwidth}
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\begin{description}[Windows]
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\item[Windows] \texttt{Ctrl + Z}
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\item[Linux] \texttt{Ctrl + D}
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\item[Mac] \texttt{Ctrl + D}
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\end{description}
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\column{0.45\textwidth}
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请仔细观察并思考:
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\begin{enumerate}
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\item \texttt{Enter} 的作用
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\item EOF 的作用
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\end{enumerate}
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\end{columns}
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\vspace{0.80cm}
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\centerline{代码运行:\texttt{./file-copy <file-copy-file} (OJ 测试用例)}
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\end{frame}
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%%%%%%%%%%%%%%%
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%%%%%%%%%%%%%%%
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\begin{frame}{IO on OJ: input redirection (输入重定向)}
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\centerline{代码运行:\texttt{./file-copy <file-copy-file}}
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\begin{frame}{EOF}
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\href{http://www.cplusplus.com/reference/cstdio/EOF/}{EOF} (文件结束符):由宏定义的整型数
39+
\begin{itemize}
40+
\item EOF 是整型数 (\texttt{int c}; \texttt{!= EOF})
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\item EOF 不是实际字符, 不同于行结束符 ``\texttt{\textbackslash n}'' (\texttt{== '\textbackslash n'})
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\item EOF 不单单指示``文件''的结束, 而是指示字符流的结束
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\end{itemize}
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\begin{description}[Windows]
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\item[Windows] \texttt{Ctrl + Z}
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\item[Linux] \texttt{Ctrl + D}
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\item[Mac] \texttt{Ctrl + D}
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\end{description}
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\end{frame}
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%%%%%%%%%%%%%%%
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%%%%%%%%%%%%%%%
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\begin{frame}{格式化输出:\texttt{printf}}
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\centerline{\href{http://www.cplusplus.com/reference/cstdio/printf/}{\texttt{int printf(const char* format, ...);}}}
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\centerline{\href{http://www.cplusplus.com/reference/cstdio/printf/}{\texttt{int \blue{printf}(const char* format, ...);}}}
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\vspace{0.50cm}
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\centerline{format: \texttt{\%[flags][width][.precision][length]specifier}}
@@ -80,21 +78,21 @@ \section{IO}
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%%%%%%%%%%%%%%%
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%%%%%%%%%%%%%%%
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\begin{frame}{其它输出函数:\texttt{fprintf}, \texttt{sprintf}}
81+
\begin{frame}{其它格式化输出函数:\texttt{fprintf}, \texttt{sprintf}}
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\begin{center}
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\href{http://www.cplusplus.com/reference/cstdio/fprintf/}
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{\texttt{int fprintf(FILE *stream, const char *format, ...);}} \\[0.50cm]
84+
{\texttt{int \blue{fprintf}(FILE *stream, const char *format, ...);}} \\[0.50cm]
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\href{http://www.cplusplus.com/reference/cstdio/sprintf/}
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{\texttt{int sprintf(char *str, const char *format, ...);}}
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{\texttt{int \blue{sprintf}(char *str, const char *format, ...);}}
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\end{center}
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\end{frame}
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%%%%%%%%%%%%%%%
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%%%%%%%%%%%%%%%
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\begin{frame}{格式化输入:\texttt{scanf}}
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\centerline{\href{http://www.cplusplus.com/reference/cstdio/scanf/}
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{\texttt{int scanf(const char *format, ...)}}}
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{\texttt{int \blue{scanf}(const char *format, ...)}}}
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\vspace{0.30cm}
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\begin{enumerate}
@@ -134,27 +132,27 @@ \section{IO}
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%%%%%%%%%%%%%%%
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%%%%%%%%%%%%%%%
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\begin{frame}{其它输入函数: \texttt{fscanf}, \texttt{sscanf}}
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\begin{frame}{其它格式化输入函数: \texttt{fscanf}, \texttt{sscanf}}
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\begin{center}
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\href{http://www.cplusplus.com/reference/cstdio/fscanf/}
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{\texttt{int fscanf(FILE *stream, const char *format, ...);}} \\[0.50cm]
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{\texttt{int \blue{fscanf}(FILE *stream, const char *format, ...);}} \\[0.50cm]
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\href{http://www.cplusplus.com/reference/cstdio/sscanf/}
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{\texttt{int sscanf(const char *s, const char *format, ...);}}
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{\texttt{int \blue{sscanf}(const char *s, const char *format, ...);}}
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\end{center}
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\end{frame}
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%%%%%%%%%%%%%%%
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%%%%%%%%%%%%%%%
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\begin{frame}{Line Input and Output}
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\begin{frame}{行输入输出}
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\begin{center}
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\href{http://www.cplusplus.com/reference/cstdio/fgets/}
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{\texttt{char *fgets(char *str, int num, FILE *stream);}} \\[0.30cm]
150+
{\texttt{char *\blue{fgets}(char *str, int num, FILE *stream);}} \\[0.30cm]
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\href{http://www.cplusplus.com/reference/cstdio/gets/}{\texttt{char *gets(char *str);}} \\[0.50cm]
152+
\href{http://www.cplusplus.com/reference/cstdio/gets/}{\texttt{\textcolor{gray}{char *gets(char *str);}}} \\[0.50cm]
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\href{http://www.cplusplus.com/reference/cstdio/puts/}
157-
{\texttt{int puts(const char *str);}}
155+
{\texttt{int \blue{puts}(const char *str);}}
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\end{center}
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\end{frame}
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%%%%%%%%%%%%%%%

‎tutorial/c-io/sections/overview.tex‎

Lines changed: 33 additions & 18 deletions
Original file line numberDiff line numberDiff line change
@@ -1,11 +1,25 @@
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\section{课程简介}
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%%%%%%%%%%%%%%%
4-
\begin{frame}{警告:不要在周五的晚上写代码!}
5-
\fignocaption{width = 0.35\textwidth}{figs/code-joke.jpg}
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\begin{frame}{忠告:不要在周五的晚上写代码!}
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\fignocaption{width = 0.32\textwidth}{figs/code-joke.jpg}
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\end{frame}
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%%%%%%%%%%%%%%%
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9+
%%%%%%%%%%%%%%%
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% \begin{frame}{我怎么才能像那些大牛一样,云淡风轻地敲代码?}
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% \only<1>{\fignocaption{width = 0.60\textwidth}{figs/donot-know-either.png}}
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% \only<2>{
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% \begin{columns}
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% \column{0.50\textwidth}
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% \fignocaption{width = 0.80\textwidth}{figs/practice.jpg}
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% \column{0.50\textwidth}
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% \fignocaption{width = 0.80\textwidth}{figs/practice-text.png}
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% \end{columns}
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% }
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% \end{frame}
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%%%%%%%%%%%%%%%
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%%%%%%%%%%%%%%%
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% \begin{frame}{}
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% \begin{columns}
@@ -18,7 +32,7 @@ \section{课程简介}
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%%%%%%%%%%%%%%%
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%%%%%%%%%%%%%%%
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\begin{frame}{辅导课程介绍:C or C++}
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\begin{frame}{C 还是 C++?}
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\begin{columns}
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\column{0.45\textwidth}
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C 语言是基础:
@@ -36,6 +50,7 @@ \section{课程简介}
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\item Templates
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\item STL (Standard Template Library)
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\item FP (Functional Programming)
53+
\item Concurrency
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\end{itemize}
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\end{columns}
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@@ -45,29 +60,28 @@ \section{课程简介}
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%%%%%%%%%%%%%%%
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%%%%%%%%%%%%%%%
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\begin{frame}{辅导课程介绍:课程形式}
63+
\begin{frame}{课程形式}
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\begin{description}
5065
\setlength{\itemsep}{8pt}
51-
\item[讲解] 语言知识点、常见的``坑'' (点到为止)
66+
\item[讲解] 语言知识点、常见的``坑'' \red{(点到为止)}
5267
\item[练习] 指定 OJ题目: 互助练习、从旁辅导
53-
\item[分享] 得意之处、Debug 之痛
54-
\pause
68+
% \item[分享] 得意之处、Debug 之痛 \red{这可是周五晚上!}
5569
\item[课后] 继续完成 OJ 剩余题目
5670
\end{description}
5771
\end{frame}
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%%%%%%%%%%%%%%%
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%%%%%%%%%%%%%%%
61-
\begin{frame}{C 语言的历史、标准与实现}
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\centerline{1972年, Dennis Ritchie 创造了 C 语言:}
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\fignocaption{width = 0.20\textwidth}{figs/Ritchie.jpg}
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\vspace{0.50cm}
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\centerline{K\&R C (1978) $\to$ ANSI C/ISO C (C89/C90) $\to$ C99 $\to$ C11}
67-
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\vspace{0.30cm}
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\centerline{GCC, Clang, Microsoft Visual C++, $\ldots$}
70-
\end{frame}
75+
%\begin{frame}{C 语言的历史、标准与实现}
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% \centerline{1972年, Dennis Ritchie 创造了 C 语言:}
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% \fignocaption{width = 0.20\textwidth}{figs/Ritchie.jpg}
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%
79+
% \vspace{0.50cm}
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% \centerline{K\&R C (1978) $\to$ ANSI C/ISO C (C89/C90) $\to$ C99 $\to$ C11}
81+
%
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% \vspace{0.30cm}
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% \centerline{GCC, Clang, Microsoft Visual C++, $\ldots$}
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%\end{frame}
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%%%%%%%%%%%%%%%
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%%%%%%%%%%%%%%%
@@ -90,6 +104,7 @@ \section{课程简介}
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%%%%%%%%%%%%%%%
92106
\begin{frame}{听说你还没有注册过 $\cdots$}
93-
\fignocaption{width = 0.60\textwidth}{figs/stackoverflow-logo.png}
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\fignocaption{width = 0.50\textwidth}{figs/github-logo.png}
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\fignocaption{width = 0.55\textwidth}{figs/stackoverflow-logo.png}
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\end{frame}
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%%%%%%%%%%%%%%%

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