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    "https://leetcode.com/problems/search-in-a-binary-search-tree\n",
    "\n",
    "\n",
    "Runtime: 40 ms, faster than 82.69% of C++ online submissions for Search in a Binary Search Tree.\n",
    "Memory Usage: 34.7 MB, less than 78.33% of C++ online submissions for Search in a Binary Search Tree.\n",
    "\n",
    "\n",
    "```cpp\n",
    "#include <vector>\n",
    "#include <algorithm>\n",
    "#include <map>\n",
    "#include <string>\n",
    "\n",
    "\n",
    "using namespace std;\n",
    "\n",
    "\n",
    "class Solution {\n",
    "public:\n",
    "    TreeNode* searchBST(TreeNode* root, int val) {\n",
    "        //7:08\n",
    "        TreeNode* node = root;\n",
    "        while (node != nullptr) {\n",
    "            if (node->val == val) {\n",
    "                return node;\n",
    "            } else if (val < node->val) {\n",
    "                node = node->left;\n",
    "            } else if (val > node->val) {\n",
    "                node = node->right;\n",
    "            }\n",
    "        }\n",
    "        return nullptr;\n",
    "        //7:10\n",
    "    }\n",
    "};\n",
    "```"
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