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diff --git a/2nd/Questions_flashs/P4/QF_S12-1.tex b/2nd/Questions_flashs/P4/QF_S12-1.tex
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+\documentclass[14pt]{classPres}
+\usepackage{tkz-fct}
+\usepackage{listings}
+
+\author{}
+\title{}
+\date{}
+
+\begin{document}
+\begin{frame}{Questions flash}
+    \begin{center}
+        \vfill
+        2nd
+        \vfill
+        30 secondes par calcul
+        \vfill
+        {\Large Calculatrice autorisée}
+        \vfill
+        \tiny \jobname
+    \end{center}
+\end{frame}
+
+\begin{frame}[fragile]{Calcul 1}
+    % Proba - ensemble
+    On note
+    $A = \left\{\mbox{ Sucré }\right\}$
+    \hfill
+    $B = \left\{\mbox{ Fondant }\right\}$
+    \vfill
+    Comment peut noter l'évènement "bonbon sucré et fondant"?
+    \vfill
+\end{frame}
+
+\begin{frame}{Calcul 2}
+    % Fractions
+    Déterminer l'abscisse du point $A$
+
+    \vfill
+    \begin{center}
+        \begin{tikzpicture}[scale=0.7]
+            % \draw[line width=2mm, color=red] (0, 0) -- (3, 0);
+            % \draw[line width=2mm, color=red] (5, 0) -- (8, 0);
+            \draw[thick, ->] (0,0) -- (16, 0);
+            \foreach \x in {0, 1, ..., 15} \draw[] (\x, -0.1)  -- (\x, 0.1);
+            \draw[very thick] (1, 0.2) -- (1, -0.2);
+            \draw[very thick] (7, 0.2) -- (7, -0.2) node [below] {0};
+            \draw[very thick] (13, 0.2) -- (13, -0.2) node [below] {1};
+            \draw (9, 0) node {$\bullet$} node [above] {$A$};
+            %\draw (12, 0) node [below] {2};
+        \end{tikzpicture}
+    \end{center}
+    \vfill
+\end{frame}
+
+\begin{frame}[fragile]{Calcul 3}
+    % Information chiffrée
+    \vfill
+    Pendant les soldes, un robe a subi 2 démarques. Une première de 20\% puis une deuxième de 30\%.
+    \vfill
+    Quel est le taux d'évolution total de son prix?
+    \vfill
+\end{frame}
+
+\begin{frame}[fragile]{Calcul 4}
+    % Programmation
+    \begin{center}
+        \begin{lstlisting}[language=Python, basicstyle=\small, frame=]
+a = 2
+b = 5
+if a > 3:
+    print("Blahblahblah")
+else:
+    print("Oups")
+        \end{lstlisting}
+    \end{center}
+    \vfill
+    Que va afficher le programme?
+    \vfill
+\end{frame}
+
+\begin{frame}{Fin}
+    \begin{center}
+        On retourne son papier.
+    \end{center}
+\end{frame}
+
+
+\end{document}
diff --git a/2nd/Questions_flashs/P4/QF_S12-2.pdf b/2nd/Questions_flashs/P4/QF_S12-2.pdf
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diff --git a/2nd/Questions_flashs/P4/QF_S12-2.tex b/2nd/Questions_flashs/P4/QF_S12-2.tex
new file mode 100755
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--- /dev/null
+++ b/2nd/Questions_flashs/P4/QF_S12-2.tex
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+\documentclass[14pt]{classPres}
+\usepackage{tkz-fct}
+\usepackage{listings}
+
+\author{}
+\title{}
+\date{}
+
+\begin{document}
+\begin{frame}{Questions flash}
+    \begin{center}
+        \vfill
+        2nd
+        \vfill
+        30 secondes par calcul
+        \vfill
+        {\Large Calculatrice autorisée}
+        \vfill
+        \tiny \jobname
+    \end{center}
+\end{frame}
+
+\begin{frame}[fragile]{Calcul 1}
+    % Proba - ensemble
+    On note
+    $A = \left\{\mbox{ Sucré }\right\}$
+    \hfill
+    $B = \left\{\mbox{ Fondant }\right\}$
+    \vfill
+    Comment peut noter l'évènement "bonbon sucré ou pas fondant"?
+    \vfill
+\end{frame}
+
+\begin{frame}{Calcul 2}
+    % Fractions
+    Déterminer l'abscisse du point $A$
+
+    \vfill
+    \begin{center}
+        \begin{tikzpicture}[scale=0.7]
+            % \draw[line width=2mm, color=red] (0, 0) -- (3, 0);
+            % \draw[line width=2mm, color=red] (5, 0) -- (8, 0);
+            \draw[thick, ->] (0,0) -- (16, 0);
+            \foreach \x in {0, 1, ..., 15} \draw[] (\x, -0.1)  -- (\x, 0.1);
+            \draw[very thick] (1, 0.2) -- (1, -0.2);
+            \draw[very thick] (6, 0.2) -- (6, -0.2) node [below] {0};
+            \draw[very thick] (11, 0.2) -- (11, -0.2) node [below] {1};
+            \draw (3, 0) node {$\bullet$} node [above] {$A$};
+            %\draw (12, 0) node [below] {2};
+        \end{tikzpicture}
+    \end{center}
+    \vfill
+\end{frame}
+
+\begin{frame}[fragile]{Calcul 3}
+    % Information chiffrée
+    \vfill
+    Pendant les soldes, un robe a subi 2 démarques. Une première de 10\% puis une deuxième de 40\%.
+    \vfill
+    Quel est le taux d'évolution total de son prix?
+    \vfill
+\end{frame}
+
+\begin{frame}[fragile]{Calcul 4}
+    % Programmation
+    \begin{center}
+        \begin{lstlisting}[language=Python, basicstyle=\small, frame=]
+a = 10
+if a > 14:
+    print("Blahblahblah")
+elif a > 5:
+    print("Youpi")
+else:
+    print("Oups")
+        \end{lstlisting}
+    \end{center}
+    \vfill
+    Que va afficher le programme?
+    \vfill
+\end{frame}
+
+\begin{frame}{Fin}
+    \begin{center}
+        On retourne son papier.
+    \end{center}
+\end{frame}
+
+
+\end{document}
diff --git a/2nd/Questions_flashs/P4/QF_S12-3.pdf b/2nd/Questions_flashs/P4/QF_S12-3.pdf
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diff --git a/2nd/Questions_flashs/P4/QF_S12-3.tex b/2nd/Questions_flashs/P4/QF_S12-3.tex
new file mode 100755
index 0000000..36d8ef5
--- /dev/null
+++ b/2nd/Questions_flashs/P4/QF_S12-3.tex
@@ -0,0 +1,92 @@
+\documentclass[14pt]{classPres}
+\usepackage{tkz-fct}
+\usepackage{listings}
+
+\author{}
+\title{}
+\date{}
+
+\begin{document}
+\begin{frame}{Questions flash}
+    \begin{center}
+        \vfill
+        2nd
+        \vfill
+        30 secondes par calcul
+        \vfill
+        {\Large Calculatrice autorisée}
+        \vfill
+        \tiny \jobname
+    \end{center}
+\end{frame}
+
+\begin{frame}[fragile]{Calcul 1}
+    % Proba - ensemble
+    % Proba - ensemble
+    On note
+    $A = \left\{\mbox{ Sucré }\right\}$
+    \hfill
+    $B = \left\{\mbox{ Fondant }\right\}$
+    \vfill
+    Comment peut noter l'évènement "bonbon pas sucré et fondant"?
+    \vfill
+\end{frame}
+
+\begin{frame}{Calcul 2}
+    % Fractions
+    Déterminer l'abscisse du point $A$
+
+    \vfill
+    \begin{center}
+        \begin{tikzpicture}[scale=0.7]
+            % \draw[line width=2mm, color=red] (0, 0) -- (3, 0);
+            % \draw[line width=2mm, color=red] (5, 0) -- (8, 0);
+            \draw[thick, ->] (0,0) -- (16, 0);
+            \foreach \x in {0, 1, ..., 15} \draw[] (\x, -0.1)  -- (\x, 0.1);
+            \draw[very thick] (1, 0.2) -- (1, -0.2);
+            \draw[very thick] (6, 0.2) -- (6, -0.2) node [below] {0};
+            \draw[very thick] (11, 0.2) -- (11, -0.2) node [below] {1};
+            \draw (12, 0) node {$\bullet$} node [above] {$A$};
+            %\draw (12, 0) node [below] {2};
+        \end{tikzpicture}
+    \end{center}
+    \vfill
+\end{frame}
+
+\begin{frame}[fragile]{Calcul 3}
+    % Information chiffrée
+    \vfill
+    Le cours des matières première a augmenté de 10\% le matin avant de diminuer de 15\% dans l'après midi.
+    \vfill
+    Quel est le taux d'évolution total sur la journée?
+    \vfill
+\end{frame}
+
+\begin{frame}[fragile]{Calcul 4}
+    % Programmation
+    \begin{center}
+        \begin{lstlisting}[language=Python, basicstyle=\small, frame=]
+a = 13
+if a > 15:
+    print("Blahblahblah")
+elif a > 10:
+    print("olala")
+elif a > 5:
+    print("Youpi")
+else:
+    print("Oups")
+        \end{lstlisting}
+    \end{center}
+    \vfill
+    Que va afficher le programme?
+    \vfill
+\end{frame}
+
+\begin{frame}{Fin}
+    \begin{center}
+        On retourne son papier.
+    \end{center}
+\end{frame}
+
+
+\end{document}