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Diffstat (limited to 'conditionals/slides.tex')
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1 files changed, 132 insertions, 41 deletions
diff --git a/conditionals/slides.tex b/conditionals/slides.tex index 6991f39..43f899a 100644 --- a/conditionals/slides.tex +++ b/conditionals/slides.tex @@ -1,4 +1,4 @@ -% Created 2010-11-10 Wed 13:25 +% Created 2011-06-24 Fri 10:08 \documentclass[presentation]{beamer} \usepackage[latin1]{inputenc} \usepackage[T1]{fontenc} @@ -23,14 +23,14 @@ commentstyle=\color{red}\itshape, stringstyle=\color{darkgreen}, showstringspaces=false, keywordstyle=\color{blue}\bfseries} \providecommand{\alert}[1]{\textbf{#1}} -\title{Conditionals} +\title{} \author{FOSSEE} \date{} \usetheme{Warsaw}\usecolortheme{default}\useoutertheme{infolines}\setbeamercovered{transparent} \begin{document} -\maketitle + @@ -41,37 +41,48 @@ showstringspaces=false, keywordstyle=\color{blue}\bfseries} \begin{frame} -\frametitle{Outline} -\label{sec-1} - In this tutorial, we shall look at -\begin{itemize} -\item Using if/else blocks -\item Using if/elif/else blocks -\item Using the Ternary conditional statement -\end{itemize} +\begin{center} +\vspace{12pt} +\textcolor{blue}{\huge Conditionals} +\end{center} +\vspace{18pt} +\begin{center} +\vspace{10pt} +\includegraphics[scale=0.95]{../images/fossee-logo.png}\\ +\vspace{5pt} +\scriptsize Developed by FOSSEE Team, IIT-Bombay. \\ +\scriptsize Funded by National Mission on Education through ICT\\ +\scriptsize MHRD,Govt. of India\\ +\includegraphics[scale=0.30]{../images/iitb-logo.png}\\ +\end{center} \end{frame} \begin{frame} -\frametitle{Question 1} +\frametitle{Objectives} \label{sec-2} - Given a number, num. Write an if else block to print num, as is, if - it is divisible by 10, else print 10 * num. +At the end of this tutorial, you will be able to, + + +\begin{itemize} +\item Use if/else blocks. +\item Use if/elif/else blocks. +\item Use the Ternary conditional statement - C if X else Y. +\end{itemize} + \end{frame} -\begin{frame}[fragile] -\frametitle{Solution 1} +\begin{frame} +\frametitle{Pre-requisite} \label{sec-3} -\lstset{language=Python} -\begin{lstlisting} -if num%10 == 0: - print num -else: - print 10*num -\end{lstlisting} +Spoken tutorial on - + +\begin{itemize} +\item Basic Datatypes and Operators +\end{itemize} \end{frame} \begin{frame}[fragile] -\frametitle{\texttt{if/elif} ladder} +\frametitle{\verb~if/elif~ ladder} \label{sec-4} \lstset{language=Python} @@ -85,50 +96,130 @@ elif user == 'client': \end{lstlisting} \end{frame} \begin{frame} -\frametitle{Question 2} +\frametitle{Exercise 1} \label{sec-5} + Given a number, num. Write an if else block to print num, as is, if + it is divisible by 10, else print 10 * num. +\end{frame} +\begin{frame}[fragile] +\frametitle{Solution 1} +\label{sec-6} + +\lstset{language=Python} +\begin{lstlisting} +if num%10 == 0: + print num +else: + print 10*num +\end{lstlisting} +\end{frame} +\begin{frame} +\frametitle{Exercise 2} +\label{sec-7} + Given a number, num. Write a ternary operator to print num, as is, if it is divisible by 10, else print 10 * num. \end{frame} \begin{frame}[fragile] \frametitle{Solution 2} -\label{sec-6} +\label{sec-8} \lstset{language=Python} \begin{lstlisting} print num if num%10 == 0 else 10*num \end{lstlisting} \end{frame} +\begin{frame}[fragile] +\frametitle{Pass statement} +\label{sec-9} + +a = raw\_input("Enter `c' to calculate and exit, `d' to display the existing results exit and `x' to exit and any other key to continue: ") +\lstset{language=Python} +\begin{lstlisting} +if a == 'c': + # Calculate the marks and exit +elif a == 'd': + # Display the results and exit +elif a == 'x': + # Exit the program +else: + pass +\end{lstlisting} +\end{frame} \begin{frame} \frametitle{Summary} -\label{sec-7} +\label{sec-10} + + In this tutorial, we have learnt to, - In this tutorial session we learnt \begin{itemize} -\item What are conditional statements -\item if/else statement -\item if/elif/else statement -\item Ternary conditional statement - \texttt{C if X else Y} -\item and the \texttt{pass} statement +\item Understand the conditional statements in Python. +\item Use if/else statement. +\item Use if/elif/else statement. +\item Apply the ternary conditional statement - C if X else Y. +\item Use ``pass'' statement. \end{itemize} \end{frame} +\begin{frame}[fragile] +\frametitle{Evaluation} +\label{sec-11} + + +\begin{enumerate} +\item Use conditional statements for the following. + Given a variable ``time'', print ``Good Morning'' if it is less + than 12, otherwise ``Hello''. +\vspace{10pt} +\item Convert the if else ladder below into a ternary conditional + statement. +\lstset{language=Python} +\begin{lstlisting} +x = 20 + +if x > 10: + print x * 100 +else: + print x +\end{lstlisting} +\end{enumerate} +\end{frame} +\begin{frame}[fragile] +\frametitle{Solutions} +\label{sec-12} + + +\begin{enumerate} +\item \lstset{language=Python} +\begin{lstlisting} +if time < 12: + print "Good Morning" +else: + print "Hello" +\end{lstlisting} + +\vspace{9pt} +\item \lstset{language=Python} +\begin{lstlisting} +print x * 100 if x > 10 else x +\end{lstlisting} +\end{enumerate} +\end{frame} \begin{frame} -\frametitle{Thank you!} -\label{sec-8} \begin{block}{} \begin{center} - This spoken tutorial has been produced by the - \textcolor{blue}{FOSSEE} team, which is funded by the + \textcolor{blue}{\Large THANK YOU!} \end{center} + \end{block} +\begin{block}{} \begin{center} - \textcolor{blue}{National Mission on Education through \\ - Information \& Communication Technology \\ - MHRD, Govt. of India}. + For more Information, visit our website\\ + \url{http://fossee.in/} \end{center} \end{block} \end{frame} +\end{frame} -\end{document} +\end{document}
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