strings/print_kpc/printKpc.ipynb

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    "# Print Kpc :"
   ]
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    "### Question\n",
    "1. You are given a string str. The string str will contains numbers only, where each number stands for a key pressed on a mobile phone.\n",
    "2. The following list is the key to characters map\n",
    "    -  0 -> .;\n",
    "    -  1 -> abc\n",
    "    -  2 -> def\n",
    "    -  3 -> ghi\n",
    "    -  4 -> jkl\n",
    "    -  5 -> mno\n",
    "    -  6 -> pqrs\n",
    "    -  7 -> tu\n",
    "    -  8 -> vwx\n",
    "    -  9 -> yz\n",
    "    \n",
    "    \n",
    "**Input Format** :\n",
    "- A string str\n",
    "\n",
    "**Output Format** :\n",
    "- Words that can be produced by pressed keys indictated by str in order"
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     "text": [
      "enter 67\n",
      "['pt', 'pu', 'qt', 'qu', 'rt', 'ru', 'st', 'su']\n"
     ]
    }
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   "source": [
    "def gkpc(str , code):\n",
    "    if(len(str) == 0):\n",
    "        baseans =[]\n",
    "        baseans.append('')\n",
    "        return baseans\n",
    "    \n",
    "    recans = gkpc(str[1:] , code)\n",
    "    idx = str[0]\n",
    "    idx = ord(idx) - ord('0')\n",
    "    myans = []\n",
    "    word = list(code[idx])\n",
    "    for i in range(0 , len(word)):\n",
    "        for j in range (0 , len(recans)):\n",
    "            myans.append(word[i] + recans[j])\n",
    "            \n",
    "    return myans\n",
    "\n",
    "code = ['.;' , 'abc' , ' def' , 'ghi' , 'jkl' , 'mno', 'pqrs' , 'tu' , 'vwx' , 'yz']\n",
    "a =  input('enter ')\n",
    "ans = gkpc(a  , code  )\n",
    "print(ans)"
   ]
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    "#         EXAMPLEE ::\n",
    "#                 FOR 786\n",
    "#         ['tvp', 'tvq', 'tvr', 'tvs', 'twp', 'twq', 'twr', 'tws', 'txp', 'txq',\n",
    "#          'txr', 'txs', 'uvp', 'uvq', 'uvr', 'uvs', 'uwp', 'uwq', 'uwr', 'uws', 'uxp', 'uxq', 'uxr', 'uxs']\n"
   ]
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   "execution_count": null,
   "metadata": {},
   "outputs": [],
   "source": []
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