Bug fixes and improvements (#1572)

* Sync zh and zh-hant versions.

* Remove the polyfill.io link from mkdocs.yml

* Update contributors' info for code reviewers and en/zh-hant versions reviewers.

* Fix graph.md

* Update avatars for English version reviewers.

* Sync zh and zh-hant versions.

* Fix two_sum_brute_force.png

* Sync zh and zh-hant versions.
Optimize structrue of index.html.

* Format index.html

zh-hant/codes/rust/src/include/vertex.rs

@@ -0,0 +1,21 @@
+/*
+ * File: vertex.rs
+ * Created Time: 2023-07-13
+ * Author: night-cruise (2586447362@qq.com)
+ */
+
+/* 頂點型別 */
+#[derive(Copy, Clone, Hash, PartialEq, Eq)]
+pub struct Vertex {
+    pub val: i32,
+}
+
+/* 輸入值串列 vals ，返回頂點串列 vets */
+pub fn vals_to_vets(vals: Vec<i32>) -> Vec<Vertex> {
+    vals.into_iter().map(|val| Vertex { val }).collect()
+}
+
+/* 輸入頂點串列 vets ，返回值串列 vals */
+pub fn vets_to_vals(vets: Vec<Vertex>) -> Vec<i32> {
+    vets.into_iter().map(|vet| vet.val).collect()
+}