10819_차이를 최대로.ipynb

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      "6\n",
      "20 1 15 8 4 10\n",
      "62\n"
     ]
    }
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   "source": [
    "def dfs(depth):\n",
    "    if depth == N:\n",
    "        res.append(sum(abs(li[i+1]-li[i]) for i in range(N-1)))\n",
    "        return ;\n",
    "    for i in range(N):\n",
    "        if check[i]:\n",
    "            continue\n",
    "        li.append(nums[i])\n",
    "        check[i] = 1\n",
    "        dfs(depth+1)\n",
    "        li.pop()\n",
    "        check[i] = 0\n",
    "\n",
    "N = int(input())\n",
    "nums = list(map(int, input().split()))\n",
    "li, res = [], []\n",
    "check = [0]*N\n",
    "dfs(0)\n",
    "print(max(res))"
   ]
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