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T1_Demarrer_en_Python/1.2_Boucle_for/exercices/index.html

@@ -3825,12 +3825,15 @@ <h1 id="exercices-sur-la-boucle-for-in">Exercices sur la boucle <code>for ... in
 <li>on veut qu'en sortie de programme cette variable contienne la valeur <code>'bravo'</code>.</li>
 </ul>
 <p>L'idée est d'ajouter une par une les lettres à la variable <code>chaine</code>.</p>
+<p>À l'exécution, le programme doit afficher uniquement <code>bravo</code>.</p>
 <p>Compléter le code.</p>
 <div class="highlight"><table class="highlighttable"><tr><td class="linenos"><div class="linenodiv"><pre><span></span><span class="normal">1</span>
 <span class="normal">2</span>
-<span class="normal">3</span></pre></div></td><td class="code"><div><pre><span></span><code><span class="n">chaine</span> <span class="o">=</span> <span class="s2">&quot;&quot;</span>
+<span class="normal">3</span>
+<span class="normal">4</span></pre></div></td><td class="code"><div><pre><span></span><code><span class="n">chaine</span> <span class="o">=</span> <span class="s2">&quot;&quot;</span>
 <span class="k">for</span> <span class="o">...</span> <span class="ow">in</span> <span class="p">[</span><span class="s1">&#39;b&#39;</span><span class="p">,</span> <span class="s1">&#39;r&#39;</span><span class="p">,</span> <span class="s1">&#39;a&#39;</span><span class="p">,</span> <span class="s1">&#39;v&#39;</span><span class="p">,</span> <span class="s1">&#39;o&#39;</span><span class="p">]:</span>
     <span class="o">...</span>
+<span class="nb">print</span><span class="p">(</span><span class="n">chaine</span><span class="p">)</span>
 </code></pre></div></td></tr></table></div>
 <p>Cette variable <code>chaine</code> est appelée un <strong>accumulateur</strong>.</p>
 </div>