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<!DOCTYPE html>
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<html lang="fr">
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<head>
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<meta charset="UTF-8">
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<meta http-equiv="X-UA-Compatible" content="IE=edge">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>Code César</title>
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<link rel="stylesheet" href="../../CSS/Enigme.css"/>
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<link rel="stylesheet" href="../../CSS/Home.css">
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<link rel="stylesheet" href="https://fonts.googleapis.com/icon?family=Material+Icons">
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<style>
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html{
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background-image: url(../../../assets/img/Background4.jpg);
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}
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</style>
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</head>
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<body>
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<div class="enigme">
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<div class="titre_pre">
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<div class="retour">
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<a class="material-icons" id="home" href="../Home.html" style="font-size:36px;color:white;">home</a>
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</div>
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<div class="sign">
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<h1>
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<span class="fast-flicker">c</span>
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<span>es</span>
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<span class="flicker">a</span>
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<span>r</span>
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</h1>
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</div><br>
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</div>
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<h2>Consigne</h2><br>
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<p class="enonce">
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Écrire une fonction Encrypt qui prend en argument un message et une clé et qui retourne le message crypté avec le code César.(les espace ne seront pas encodé.)
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</p><br><br>
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<h2>Rappel</h2><br>
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<p class="rappel">Le code César (ou chiffre de César ) est un chiffrement par substitution,
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<br>où chaque lettre est remplacée par une autre lettre se situant un peu plus loin dans l'alphabet .
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<br>Par exemple A avec une clé 2 devient C.
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</p><br><br>
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<h2>Exemple</h2><br>
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<p>Entrée :      Sortie :</p>
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<p>'fbehu',3      cyber</p><br><br>
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<h2>Aide</h2><br>
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<p>
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La fonction ord(char) de python permet de retourner l’Unicode (standard d’encodage de caractères) d'un caractère. Par exemple, ord('a') retourné '97' et ord('b’) retourne 98.
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</p>
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</div>
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<div class='ace' id='editor'>def Encrypt(text, key):
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result = ""
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for i in range(len(text)):
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char = text[i]
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if(char==" "):
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result+=" "
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elif (char.isupper()):
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result += chr((ord(char) + key-65) % 26 + 65)
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else:
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result += chr((ord(char) + key - 97) % 26 + 97)
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return result</div>
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<div class='compiler_class'>
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<textarea id='console' readonly rows="30" cols="100"></textarea>
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<div class="buttons">
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<div>
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<a onclick="run_init()" class="btn">
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<span class="noAnimation">Run</span>
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</a>
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<a href="#m1-o" onclick="submit()" class="btn">
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<span class="noAnimation">Submit</span>
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</a>
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</div>
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</div>
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</div>
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<div class="modal-container" id="m1-o" style="--m-background: transparent;">
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<div class="modal">
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<div id="containerResult">
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<h1 id="result"></h1>
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</div>
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<div class="buttons">
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<div id="top">
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<a href="#" class="btn">
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<span class="noAnimation">x</span>
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</a>
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</div>
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<div id="bottom">
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<a href="CesarDecrypt.html" class="btn" id="fleche">
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<span class="noAnimation">Next</span>
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</a>
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</div>
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</div>
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</div>
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</div>
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<script src="https://ajaxorg.github.io/ace-builds/src-noconflict/ace.js" type="text/javascript" charset="utf-8"></script>
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<script src="https://raw.githack.com/pythonpad/brython-runner/master/lib/brython-runner.bundle.js" type="text/javascript" charset="utf-8"></script>
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<script src="../../JS/base.js"></script>
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<script src="../../JS/cesarEncrypt.js"></script>
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</body>
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</html>
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