Project Euler Q41 - LO Man Hei

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    "### Q41\n",
    "What is the largest n-digit pandigital prime that exists?"
   ]
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    "def is_prime(n):\n",
    "    for i in range(2,int(n**0.5)+1):\n",
    "        if (n%i) == 0:\n",
    "            return False\n",
    "    return True\n",
    "\n",
    "def distinct_digit_generator(candidates,selected=None):\n",
    "    if selected is None:\n",
    "        selected = []\n",
    "    if len(candidates) == 0:\n",
    "        yield int(''.join(str(i) for i in selected))\n",
    "    for i in range(len(candidates)):\n",
    "        temp_c = candidates.copy()\n",
    "        temp_s = selected+[temp_c.pop(i)]\n",
    "        yield from distinct_digit_generator(temp_c,temp_s)\n",
    "        \n",
    "def largest_pandigital_prime():\n",
    "    digit_set = [7,6,5,4,3,2,1]\n",
    "    for n in distinct_digit_generator(digit_set):\n",
    "        if is_prime(n): return n"
   ]
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     "text": [
      "CPU times: user 127 µs, sys: 37 µs, total: 164 µs\n",
      "Wall time: 165 µs\n"
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   "source": [
    "%%time\n",
    "largest_pandigital_prime()"
   ]
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