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   "source": [
    "https://leetcode.com/problems/flipping-an-image\n",
    "\n",
    "\n",
    "Runtime: 4 ms, faster than 86.21% of C++ online submissions for Flipping an Image.\n",
    "Memory Usage: 8.7 MB, less than 91.84% of C++ online submissions for Flipping an Image.\n",
    "\n",
    "\n",
    "```cpp\n",
    "#include <vector>\n",
    "#include <algorithm>\n",
    "#include <iostream>\n",
    "\n",
    "using namespace std;\n",
    "\n",
    "\n",
    "class Solution {\n",
    "public:\n",
    "    vector<vector<int>> flipAndInvertImage(vector<vector<int>>& image) {\n",
    "        //7:04\n",
    "        for (int j=0; j < image.size(); j++) {\n",
    "            auto row = image[j];\n",
    "            reverse(row.begin(), row.end());\n",
    "            for (int i=0; i<row.size(); i++) {\n",
    "                if (row[i] == 0) {\n",
    "                    row[i] = 1;\n",
    "                } else {\n",
    "                    row[i] = 0;\n",
    "                }\n",
    "            }\n",
    "            image[j] = row;\n",
    "        }\n",
    "        return image;\n",
    "        //7:09\n",
    "    }\n",
    "};\n",
    "\n",
    "```"
   ]
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