Evaluate Boolean Binary Tree LeetCode solution in JavaScript

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/**
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 * @param {TreeNode} root
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 * @return {boolean}
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 */
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var evaluateTree = function (root) {
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  return root.val === 3
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    ? evaluateTree(root.left) && evaluateTree(root.right)
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    : root.val === 2
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      ? evaluateTree(root.left) || evaluateTree(root.right)
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      : root.val;
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};