Merge pull request youngyangyang04#2174 from Ainevsia/patch-1

Update 0496.下一个更大元素I.md

Author: youngyangyang04

problems/0496.下一个更大元素I.md

@@ -387,6 +387,32 @@ function nextGreaterElement(nums1: number[], nums2: number[]): number[] {
 };
 ```
 
+Rust
+
+```rust
+impl Solution {
+    pub fn next_greater_element(nums1: Vec<i32>, nums2: Vec<i32>) -> Vec<i32> {
+        let mut ans = vec![-1; nums1.len()];
+        use std::collections::HashMap;
+        let mut map = HashMap::new();
+        for (idx, &i) in nums1.iter().enumerate() {
+            map.insert(i, idx);
+        }
+        let mut stack = vec![];
+        for (idx, &i) in nums2.iter().enumerate() {
+            while !stack.is_empty() && nums2[*stack.last().unwrap()] < i {
+                let pos = stack.pop().unwrap();
+                if let Some(&jdx) = map.get(&nums2[pos]) {
+                    ans[jdx] = i;
+                }
+            }
+            stack.push(idx);
+        }
+        ans
+    }
+}
+```
+
 
 
 <p align="center">