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Author: dev-ahmedhany

0104-maximum-depth-of-binary-tree/0104-maximum-depth-of-binary-tree.js

@@ -0,0 +1,26 @@
+/**
+ * Definition for a binary tree node.
+ * function TreeNode(val, left, right) {
+ *     this.val = (val===undefined ? 0 : val)
+ *     this.left = (left===undefined ? null : left)
+ *     this.right = (right===undefined ? null : right)
+ * }
+ */
+/**
+ * @param {TreeNode} root
+ * @return {number}
+ */
+var maxDepth = function(root) {
+    
+    const dp = (node,depth)=>{
+        if(!node) return depth
+
+        let l = depth,r =depth
+        l = dp(node.left,depth + 1)
+        r = dp(node.right,depth+ 1)
+
+        return Math.max(l,r)
+    }
+    const depth = dp(root,0)
+    return depth
+};