Update 0654.最大二叉树.md

problems/0654.最大二叉树.md

@@ -509,6 +509,34 @@ object Solution {
 }
 ```
 
+### Rust
+
+```rust
+use std::cell::RefCell;
+use std::rc::Rc;
+impl Solution {
+    pub fn construct_maximum_binary_tree(nums: Vec<i32>) -> Option<Rc<RefCell<TreeNode>>> {
+        Self::traversal(&nums, 0, nums.len())
+    }
+
+    pub fn traversal(nums: &Vec<i32>, left: usize, right: usize) -> Option<Rc<RefCell<TreeNode>>> {
+        if left >= right {
+            return None;
+        }
+        let mut max_value_index = left;
+        for i in left + 1..right {
+            if nums[max_value_index] < nums[i] {
+                max_value_index = i;
+            }
+        }
+        let mut root = TreeNode::new(nums[max_value_index]);
+        root.left = Self::traversal(nums, left, max_value_index);
+        root.right = Self::traversal(nums, max_value_index + 1, right);
+        Some(Rc::new(RefCell::new(root)))
+    }
+}
+```
+
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