Solution By Dare2Solve | Detailed Explanation | Clean Code
Explanation []\nauthorslog.com/blog/Ru55wAub9R\n\n# Code\n\ncpp []\nclass Solution {\npublic:\n    bool isValidSerialization(string preorder) {\n        int bal
```Explanation []\nauthorslog.com/blog/Ru55wAub9R\n```\n# Code\n\n```cpp []\nclass Solution {\npublic:\n    bool isValidSerialization(string preorder) {\n        int balance = 1;\n        stringstream ss(preorder);\n        string node;\n\n        while (getline(ss, node, \',\')) {\n            if (balance <= 0) return false;\n            if (node == "#") --balance;\n            else ++balance;\n        }\n        return balance == 0;\n    }\n};\n```\n\n```python []\nclass Solution:\n    def isValidSerialization(self, preorder: str) -> bool:\n        balance = 1\n        for node in preorder.split(\',\'):\n            if balance <= 0:\n                return False\n            if node == \'#\':\n                balance -= 1\n            else:\n                balance += 1\n        return balance == 0\n```\n\n```java []\nclass Solution {\n    public boolean isValidSerialization(String preorder) {\n        int balance = 1;\n        String[] nodes = preorder.split(",");\n        \n        for (String node : nodes) {\n            if (balance <= 0) return false;\n            if (node.equals("#")) balance--;\n            else balance++;\n        }\n        \n        return balance == 0;\n    }\n}\n```\n\n```javascript []\n/**\n * @param {string} preorder\n * @return {boolean}\n */\nvar isValidSerialization = function (preorder) {\n    \n    let balance = 1\n    for (const node of preorder.split(\',\'))\n        if (balance > 0)\n            if (node === \'#\') --balance\n            else ++balance\n        else return false\n    return balance < 1\n}\n```
['Stack', 'Python', 'C++', 'Java', 'Python3', 'JavaScript']